Glossary of Obsolete Mineral Names --F

faachát = banded quartz-mogánite mixed-layer pseudomorph after wood, 

László 1 (1995). 

Fabrikenkobold = skutterudite, Haditsch & Maus 57 (1974). 

Fabulit = synthetic gem tausonite, Strunz 525 (1970). 

faccellite = kaliophilite, Egleston 171 (1892). 

Facebajer weisses blätteriges Golderzt = tellurium, Papp 122 (2004). 

facelit = kaliophilite, László 71 (1995). 

facellite = kaliophilite, Dana 6th, 427 (1892). 

Fächerstein = Fe-rich clinochlore, Dana 6th, 653 (1892). 

facherstein = Fe-rich clinochlore, Aballain et al. 115 (1968). 

facolita subfamily = chabazite, Zirlin 87 (1981). 

Fadencalcit = acicular calcite, LAP 34(6), 57 (2009). 

faden quartz = acicular quartz, MR Supplement 42, 87 (2011). 

fadenquarz = acicular quartz, Kipfer 86 (1974). 

fadentitanit = acicular titanite, LAP 31(6), 27 (2006). 

Fädererz = acicular jamesonite, Egleston 120 (1892). 

Fadererz = acicular jamesonite or jaskólskiite or stibnite, Clark 216 

(1993). 

Faderz = acicular boulangerite or jamesonite or jaskólskiite or 

zinkenite, Strunz & Nickel 772 (2001). 

faectinita = Mg-rich chamosite, de Fourestier 109 (1999). 

faeroelite = radiating thomsonite-Ca, Roberts et al. 265 (1990). 

Faerölith = radiating thomsonite-Ca, Egleston 345 (1892). 

faerolith = radiating thomsonite-Ca, Aballain et al. 115 (1968). 

faestin = serpentine pseudomorph after enstatite, László 71 (1995). 

faffita = jamesonite, de Fourestier 109 (1999). 

fagyottachát = banded quartz-mogánite mixed-layer, László 1 (1995). 

faheylite = faheyite, Clark 215 (1993). 

Fahle = tetrahedrite + tennantite + bournonite, Haditsch & Maus 57 

(1974). 

Fahlertz = tetrahedrite or tennantite, Clark 215 (1993). 

Fahlerz = tetrahedrite or tennantite, AM 49, 224 (1964). 

Fahlerzgruppe group = tetrahedrite + tennantite + freibergite, MM 55, 521 

(1991). 

Fahlerz Rothgiltigerz = miargyrite, MM 1, 86 (1877). 

fahles Rotgiltigerz = miargyrite, Dana 7th I, 424 (1944). 

fahles Rothgiltigerz = miargyrite, Egleston 212 (1892). 

Fahlglanz = tetrahedrite or tennantite, Hintze I.1, 1086 (1902). 

Fahlit = tetrahedrite or tennantite, Dana 6th, 137 (1892). 

Fahlkupfererz = tetrahedrite or tennantite, Dana 6th, 137 (1892). 

fahlore = tetrahedrite or tennantite, AM 49, 224 (1964). 

Fahlungranat = almandine, Dana 6th, 437 (1892). 

fahlunite (Hisinger) = dickite pseudomorph after cordierite, Chudoba 

EIII, 481 (1967). 

fahlunite (Karsten) = gahnite, Egleston 131 (1892). 

fahlunite dure = cordierite, Egleston 164 (1892). 

fahlunite tendre = muscovite pseudomorph after cordierite, Egleston 121 

(1892). 

fairbanksite = delvauxite ?, AM 51, 533 (1966); MM 36, 1144 (1968). 

fairbern = red banded quartz-mogánite mixed-layer, Bukanov 136 (2006). 

fairburnite = red banded quartz-mogánite mixed-layer, MM 39, 912 (1974). 

fairy cross = staurolite, de Fourestier 27 (1994). 

fairy stone = twinned cross-formed andalusite or staurolite, Read 55 

(1988).

Fajalit = fayalite, Kipfer 127 (1974). 

fajáspis = massive quartz + red hematite pseudomorph after wood, László 

118 (1995). 

fakelit = kaliophilite, László 71 (1995). 

Fakellit = kaliophilite, Tschermak 594 (1894). 

fake opal = quartz + opal-CT, Thrush 410 (1968). 

fakő = quartz pseudomorph after wood or banded quartz-mogánite mixedlayer 

+ pyrolusite, László 138 (1995). 

fakóérc group = tetrahedrite + tennantite + freibergite, László 71 

(1995). 

fakolit subfamily = chabazite, TMH VI, 14 (1999). 

Fakolitt subfamily = chabazite, Zirlin 87 (1981). 

falcanos = orpiment + realgar, de Fourestier 109 (1999). 

falcon's-eye = quartz pseudomorph after or + riebeckite, Sinkankas 288 

(1972). 

Falerts = tetrahedrite or tennantite, Dana 6th, 137 (1892). 

Falertz = tetrahedrite or tennantite, Clark 216 (1993). 

Falerz = tetrahedrite or tennantite, Dana 6th, 137 (1892). 

Falkenauge = quartz pseudomorph after or + riebeckite, Dana 6th, 401 

(1892). 

Falkenhaynit = tetrahedrite, AM 39, 852 (1954). 

falkenstenite = plagioclase ?, CM 35, 1593 (1997). 

falkenyaynite = tetrahedrite, AM 39, 852 (1954). 

falkmanite (questionable) = boulangerite, AM 40, 1155 (1955); 69, 411 

(1984); 73, 667 (1988); PDF 40-504. 

falkmannite = falkmanite, de Fourestier 27 (1994). 

falsa amatista = dark-violet gem fluorite, de Fourestier 109 (1999). 

falsa galena = sphalerite, de Fourestier 109 (1999). 

falsa malaquita = massive quartz + hematite, de Fourestier 109 (1999). 

falsa plata = muscovite or talc, de Fourestier 109 (1999). 

falschen Rubin = fluorite, Hintze I.2, 1750 (1907). 

falschen Sapphire = blue gem fluorite, Hintze I.2, 1750 (1907). 

falscher Amethyst = dark-violet gem fluorite, Haditsch & Maus 57 (1974). 

falscher Asbest = fibrous amphibole, Haditsch & Maus 57 (1974). 

falscher Chrysolith = glass (tektite), Haditsch & Maus 57 (1974). 

falscher Hycainth = Fe-rich grossular, Haditsch & Maus 57 (1974). 

falscher Jade = sillimanite, Haditsch & Maus 57 (1974). 

falscher Lapis = synthetic blue banded quartz-mogánite mixed-layer, 

László 156 (1995). 

falscher Rubin = fluorite, Haditsch & Maus 57 (1974). 

falscher Sapphire = blue gem fluorite, Haditsch & Maus 57 (1974). 

falscher Smaragd = fluorite, Haditsch & Maus 57 (1974). 

falscher Topas = yellow fluorite or heated yellow gem Fe 3+ -rich quartz, 

Haditsch & Maus 57 (1974). 

false amethyst = dark-violet gem fluorite, Chester 92 (1896). 

false chrysolite = glass (tektite), Read 85 (1988). 

false copper = nickeline, Egleston 230 (1892). 

false diamond = transparent quartz, AM 12, 385 (1927). 

false emerald = green gem fluorite, Chester 92 (1896). 

false emerald of copper mines = malachite, Dana 6th, 294 (1892). 

false esmeralda = green fluorite, Bukanov 168 (2006). 

false galena = sphalerite, Dana 6th, 59 (1892). 

false hyacinth = Fe-rich grossular or red Fe-Ti-rich quartz ± 

dumortierite or vesuvianite, Bukanov 110, 134, 330 (2006).

false jade = staurolite, Bukanov 217 (2006). 

false lapis (Hart ?) = synthetic blue banded quartz-mogánite mixed-layer, 

AM 12, 395 (1927). 

false lapis (?) = azurite or lazulite, Bukanov 166, 300 (2006). 

false lapis lazuli = synthetic blue banded quartz-mogánite mixed-layer, 

Dana 7th III, 214 (1962). 

false lead = sphalerite, Thrush 411 (1968). 

false nephrite = serpentine, Thrush 411 (1968). 

false ruby (Chamber) = garnet or red gem Cr-rich spinel, Thrush 411 

(1968). 

false ruby (?) = fluorite, Egleston 129 (1892). 

false sapphire = blue gem fluorite, Chester 92 (1896). 

false sapphirine = quartz-mogánite mixed-layer, Bukanov 136 (2006). 

false sapphite = blue gem fluorite, Strunz & Nickel 772 (2001). 

false smaragd = green fluorite, László 247 (1995). 

false star quartz = hematite + quartz, Bukanov 120 (2006). 

false topaz = yellow fluorite or heated yellow gem Fe-rich quartz, AM 12, 

386 (1927). 

falso oro = muscovite, de Fourestier 110 (1999). 

falso topacio = yellow fluorite or heated yellow gem Fe-rich quartz, de 

Fourestier 110 (1999). 

Fältspat family = feldspar, Dana 6th, 315 (1892). 

faltspat family = feldspar, Aballain et al. 116 (1968). 

Falun Brilliant = colorless glass, Bukanov 369 (2006). 

Falungarnet = almandine, Bukanov 108 (2006). 

Falungranat = almandine, Bukanov 108 (2006). 

falunite = dickite pseudomorph after cordierite, Chester 92 (1896). 

famantinite = famatinite, AM 35, 549 (1950). 

fancies = colored diamond, O'Donoghue 72 (2006). 

fancy agate = banded quartz-mogánite mixed-layer, Thrush 411 (1968). 

fancy diamond = red, blue, green, yellow or brown diamond, Webster & 

Jobbins 35 (1998). 

fancy sapphire = non-blue asteriated gem corundum, Bates & Jackson 235 

(1987). 

fango verde = celadonite ?, de Fourestier 110 (1999). 

Fantasieachat = banded quartz-mogánite mixed-layer, LAP 28(4), 21 (2003). 

fantomkvarc = zoned quartz + inclusions, László 153 (1995). 

faopál = opal-CT pseudomorph after wood, TMH III, 2 (1998). 

Faoteït = connellite, Doelter III.2, 1212 (1926). 

F-apatite = fluorapatite, MM 59, 443 (1995). 

Farakh = synthetic turquoise, Bukanov 160 (2006). 

farallonite = Mg-W-Si-O-H, AM 39, 160 (1954). 

faraonit = Mg-rich cancrinite, László 71 (1995). 

faratsihite = nontronite ± kaolinite ± goethite, AM 20, 482 (1935); 24, 

529 (1939). 

Faratsikit = nontronite ± kaolinite ± goethite, Haditsch & Maus 57 

(1974). 

färglösa oktaedrer = calcite, Petersen & Johnsen 123 (2005). 

fargite = red Ca-rich natrolite, Dana 6th, 600 (1892). 

farina arsenicalis = arsenolite, Hintze I, 1227 (1904). 

farina fossilis = opal-CT or fine-grained calcite, Dana 6th; 196, 268 

(1892). 

farine fossile = fine-grained calcite, Egleston 65 (1892).

farine fossile de Chine = montmorillonite + others, Des Cloizeaux I, 207 

(1862). 

farine fossile des Chinois = montmorillonite + others, Des Cloizeaux I, 

206 (1862). 

farine fossile siliceuse = opal-CT, de Fourestier 110 (1999). 

farinita = halloysite-10Å ± goethite, de Fourestier 110 (1999). 

fariy = diamond, Bukanov 39 (2006). 

farmacocalcita = olivenite, de Fourestier 110 (1999). 

farmacolita = pharmacolite, Domeyko II, 277 (1897). 

farmacoprita = löllingite, de Fourestier 110 (1999). 

farmacosiderita = pharmacosiderite, Dana 6th, 1114 (1892). 

farmakit = pharmacolite, László 71 (1995). 

farmakokalkit = olivenite, László 71 (1995). 

farmakoliet = pharmacolite, Council for Geoscience 774 (1996). 

farmakopirit = löllingite, László 71 (1995). 

farmakosideriet = pharmacosiderite, Council for Geoscience 774 (1996). 

farmakosziderit = pharmacosiderite, László 71 (1995). 

faröelite = radiating thomsonite-Ca, Dana 6th, 607 (1892). 

faroelite = radiating thomsonite-Ca, Clark 721 (1993). 

faroëlite = radiating thomsonite-Ca, AM 11, 82 (1926). 

Farolit (Bøgvad) = Ca-rich montmorillonite, Robertson 15 (1954). 

Farölith = radiating thomsonite-Ca, Strunz 525 (1970). 

farolith = radiating thomsonite-Ca, Tschernich 528 (1992). 

Faschodagranat = red pyrope, Kipfer 87 (1974). 

fasciculite = ferrohornblende, AM 63, 1050 (1978). 

Faseranhydrit = fibrous anhydrite, Linck I.3, 3744 (1929). 

Faserapatit = fibrous CO2-rich fluorapatite or hydroxylapatite, Haditsch 

& Maus 57 (1974). 

Faseraragon = fibrous aragonite, Haditsch & Maus 57 (1974). 

Faserasche = chrysotile, de Fourestier 110 (1999). 

Faserbaryt = fibrous baryte, Doelter IV.2, 227 (1927). 

Faser-Blende (Hintze) = fibrous sphalerite, Hintze I.1, 558 (1900). 

Faserblende (?) = fibrous wurtzite, Doelter IV.3, 1125 (1931). 

Faserchalcedon = fibrous chatoyant quartz-mogánite mixed-layer 

pseudomorph after magnesioriebeckite, LAP 28(9), 5 (2003). 

Fasercölestin = fibrous celestine, Chudoba RI, 22 (1939); [I.3,3933]. 

fasercolestin = fibrous celestine, Aballain et al. 116 (1968). 

faser-datholith = fibrous datolite, Strunz & Nickel 772 (2001). 

Faser-Datolith = fibrous datolite, Dana 6th, 502 (1892). 

Faser-Eisenkiesel = fibrous quartz + hematite, Hintze I.2, 1349 (1905). 

Fasergips = fibrous gypsum, Doelter IV.2, 120 (1926). 

Fasergyps = fibrous gypsum, Dana 6th, 1114 (1892). 

faseriche grün-Eisenerde = fibrous dufrénite, Dana 6th, 797 (1892). 

faserige Blende = fibrous wurtzite, Dana 6th, 70 (1892). 

faserige grün-Eisenerde = fibrous dufrénite, Des Cloizeaux II, 498 

(1893). 

faserigen weissen Speiskobalt = fibrous safflorite, Hintze I.1, 875 

(1901). 

faseriger Brauneisenstein = fibrous goethite or lepidocrocite, Haditsch & 

Maus 28, 58 (1974). 

faseriger Braunspat = fibrous kutnohorite ± rhodochrosite ± calcite, 

Haditsch & Maus 58 (1974). 

faseriger Eisenblau = fibrous riebeckite, de Fourestier 110 (1999). 

faseriger Kalkstein = fibrous calcite, Linck I.3, 2895 (1926).

faseriger Phosphorit = fibrous CO2-rich fluorapatite or hydroxylapatite, 

Chudoba RII, 97 (1971). 

faseriger Schwerspat = fibrous celestine, Chudoba RI, 58 (1939); 

[I.3,3929]. 

faseriger Siderite = fibrous riebeckite, de Fourestier 110 (1999). 

faseriger Speiskobalt (?) = fibrous cobaltite ?, Hintze I.1, 773 (1900). 

faseriger Speiskobalt (?) = fibrous Co-rich arsenopyrite, Doelter IV.1, 

670 (1926). 

faseriger Strontian = fibrous strontianite, Haditsch & Maus 58 (1974). 

faseriger weisser Speiskobalt = fibrous safflorite, Dana 6th, 100 (1892). 

faseriger Zeolith subfamily = acicular natrolite + mesolite + scolecite + 

thomsonite + mordenite, de Fourestier 110 (1999). 

faseriges SiO2 = fibrous tridymite ?, MM 39, 912 (1974). 

Faserkalk = fibrous calcite or aragonite, Dana 6th; 266, 281 (1892). 

Faserkiesel (Germ.) = fibrous quartz, Dana 6th, 187 (1892). 

Faserkiesel (Lindacker) = fibrous sillimanite, Dana 6th, 498 (1892). 

Faserkoenenit = fibrous koenenite, Chudoba EIII, 102 (1965). 

Faserkohle = coal (anthracite), MM 18, 379 (1919). 

Fasermalachit = fibrous malachite, Haditsch & Maus 58 (1974). 

Fasernephrit = fibrous actinolite, MM 16, 359 (1913). 

Faserquarz = fibrous chatoyant quartz pseudomorph after riebeckite, Dana 

6th, 401 (1892). 

Faser Resin = fibrous humboldtine, Dana 6th, 994 (1892). 

Fasersalz = fibrous halite, Hintze I.2, 2154 (1911). 

Faserschwefel = fibrous sulphur-α, Haditsch & Maus 58 (1974). 

Faserserpentin = chrysotile, MM 12, 383 (1900). 

Fasertorf = fibrous lignite (low-grade coal), Doelter IV.3, 513 (1930). 

Faserzeolith subfamily = acicular natrolite + mesolite + scolecite + 

thomsonite + mordenite, Clark 217 (1993). 

fashoda garnet = red Fe-rich pyrope, Read 86 (1988). 

fashodaigránát = red Fe-rich pyrope, László 92 (1995). 

fashoda ruby = red Fe-rich pyrope, Thrush 413 (1968). 

fás ón = brown cassiterite, László 71 (1995). 

fasriche grün Eisenerde = fibrous dufrénite, Egleston 108 (1892). 

fasriger Braunspath = fibrous kutnohorite ± rhodochrosite ± calcite, 

Egleston 290 (1892). 

fasriger Kalkstein = fibrous calcite, Egleston 171 (1892). 

fasriger Schwerspath = fibrous celestine, Dana 6th, 905 (1902). 

fasriger Siderit = fibrous riebeckite, Dana 6th, 401 (1892). 

fasriger Zeolith subfamily = fibrous natrolite + mesolite + scolecite + 

thomsonite + mordenite, Dana 6th, 600 (1892). 

fasriges Eisenbau = fibrous riebeckite, Dana 6th, 401 (1892). 

fasriges Olivenerz = fibrous olivenite, Sinkankas 288 (1972). 

fassaïte (Dolomieu) = stilbite or mordenite ?, Clark 217 (1993). 

Fassaït (Werner) = Fe 3+ -Al-rich diopside or augite, AM 73, 1131 (1988). 

fassite = Fe 3+ -Al-rich diopside or augite, AM 68, 278 (1983). 

fassoite = stilbite or mordenite ?, Chester 92 (1896). 

Faszait = Fe 3+ -Al-rich diopside or augite, Egleston 279 (1892). 

faszcikulit = ferrohornblende, László 72 (1995). 

fat = pyrophyllite, Bukanov 313 (2006). 

fat amber = opaque yellow amber, Thrush 413 (1968). 

fatis = red-brown zircon, Bukanov 98 (2006). 

fat quartz = opaque quartz, Egleston 280 (1892). 

fat stone = green massive nepheline, Thrush 414 (1968).

fatty amber = opaque yellow amber, Thrush 413 (1968). 

fattyúsmaragd = gem forsterite, László 247 (1995). 

Faujasite-K = synthetic zeolite K2[(Si10,Al2)O24]·16H2O, PDF 26-894. 

faules Gold = Pd-rich gold, Hintze I.1, 319 (1898). 

Faulschlammkohlen = lignite (low-grade coal), Doelter IV.3, 514 (1930). 

Fauserit (Breithaupt) = Mn 2+ -rich epsomite ± jôkokuite, MM 22, 511 

(1931). 

Fauserit (Strunz) = hypothetical Mn(SO4)·7H2O, MM 32, 954 (1961). 

fausse émeraude = fluorite, de Fourestier 110 (1999). 

fausse topaz = heated yellow gem Fe 3+ -rich quartz, Des Cloizeaux I, 19 

(1862). 

faux liais = compact calcite (limestone), de Fourestier 110 (1999). 

Fauyasit = faujasite, MM 32, 955 (1961). 

fava = rutile or baddeleyite or zircon or various phosphates, Dana 7th I, 

561 (1944). 

Favas Bohnen = rutile or zircon, Strunz 525 (1970). 

favas de titânio = rutile or anatase, Atencio 40 (2000). 

favas de zirconio = baddeleyite, Thrush 416 (1968). 

fayalite-γ = synthetic Fe2(SiO4), AM 84, 947 (1999). 

Fayance = kaolinite, Tschermak 527 (1894). 

Fayle's Blue = kaolinite + illite + quartz ?, Robertson 15 (1954). 

fazékkő = talc +\or chlorite, László 72 (1995). 

F-chondrodite = chondrodite, EJM 14, 154 (2002). 

F-cummingtonite = hypothetical amphibole Mg7[Si4O11]2F2, AM 88, 1493 

(2003). 

F-dravite = hypothetical tourmaline NaMg3Al6(BO3)3[Si6O18](OH)3F, EJM 11, 

211 (1999). 

Fe-ε = hexaferrum, Chudoba EIV, 28 (1974). 

Fe-actinolite = ferroactinolite, AM 75, 89 (1990). 

Fe-akermanite = synthetic melilite Ca2Fe[Si2O7], CM 41, 1264 (2003). 

Fe 2+ -åkermanite = synthetic melilite Ca2Fe[Si2O7], AM 72, 1685 (2007). 

Fe-Åkermannit = synthetic melilite Ca2Fe[Si2O7], MM 29, 985 (1952). 

feaktinit = Fe-rich clinochlore or amphibole, László 72 (1995). 

Fe-alabandin = Fe-rich alabandite, MM 31, 957 (1958). 

Fe alabandite = Fe-rich alabandite, MM 63, 53 (1999). 

Fe-Al-beidellite = Fe-rich beidellite, CCM 35, 191 (1987). 

Fe-Al biotite = Mg-rich annite, MM 51, 93 (1987). 

Fe-Al-celadonite = ferroaluminoceladonite, EJM 6, 155 (1994). 

Fe 2+ -Al-celadonite = ferroaluminoceladonite, EJM 6, 228 (1994). 

Fe-alluaudite = ferroalluaudite, Dana 7th II, 674 (1951). 

Fe-Al-Seladonit = ferroaluminoceladonite, LAP 22(7/8), 3 (1997). 

Fe-Al-spinel = hercynite, JG 28, 390 (2003). 

Fe-Al-talc = synthetic Fe2Al[(Si3Al)O10](OH)2, AM 88, 185 (2003). 

Fe-amesite = synthetic chlorite (Fe4Al2)[(Si2Al2)O10](OH)8, AM 90, 347 

(2005). 

Fe 2+ -amesite = synthetic chlorite (Fe4Al2)[(Si2Al2)O10](OH)8, AM 90, 360 

(2005). 

Fe-anorthite = synthetic feldspar Ca[(FeSi3)O8], AM 86, 25 (1974). 

Fe-anthophyllite = ferroanthophyllite, Sinkankas 167 (1972). 

feastone = calcite or aragonite, de Fourestier 111 (1999). 

feather alum = acicular halotrichite, Dana 6th, 1114 (1892). 

feather gypsum = acicular calcite or aragonite or gypsum, Schumann 12 

(1977).

feather-ore brittle subfamily = acicular jamesonite or stibnite, Lacroix 

110 (1931). 

feather-ore flexible subfamily = acicular zinkenite + boulangerite + 

meneghinite + jaskólskiite, Lacroix 110 (1931). 

feather quartz = acicular quartz, Thrush 416 (1968). 

feather spar = acicular calcite, Bukanov 262 (2006). 

feather-zeolilite = acicular mordenite, Aballain et al. 117 (1968). 

feather-zeolite subfamily = acicular natrolite + mesolite + scolecite + 

thomsonite + mordenite, Dana 6th; 600, 604, 605 (1892). 

Fe augite = Fe-rich augite, AM 66, 40 (1981). 

Fe 2+ -axinite = axinite-(Fe), MA 46, 4643 (1995). 

Fe-barysilite = FePb8[Si2O7]3, AM 52, 1083 (1967). 

Fe-beidellite = Fe-rich beidellite, ClayM 35, 740 (2000). 

Fe-bentonite = Fe-rich montmorillonite, ClayM 42, 527 (2007). 

Fe-berlinite = Fe-rich berlinite, AM 86, 716 (2001). 

Fe 3+ -bermanite = Fe 3+ -rich bermanite, AM 61, 1247 (1976). 

Fe-berthierine = berthierine, MA 49, 3448 (1998). 

Fe-beryl = Fe-rich beryl, AM 8, 134 (1923). 

Fe +2 biotite = Mg-rich annite, AM 60, 850 (1975). 

Fe-biotite = Mg-rich annite, AM 62, 535 (1977). 

Fe-Borazit = congolite or ericaite, Clark 218 (1993). 

(Fe 2+ ,Ca) garnet = Fe-rich grossular, AM 65, 733 (1980). 

Fe-carpholite = ferrocarpholite, AM 74, 12 (1988). 

Fe-Ca-spessartine = Ca-Fe-rich spessartine, AM 24, 660 (1939). 

Fe-celadonite = Fe-rich celadonite, AM 70, 748 (1985). 

Fe-Chalkopyrit = Fe-rich chalcopyrite, LAP 20(5), 22 (1995). 

Fe 3+ -chamosite = hypothetical chlorite Fe6[(Si2Al2)O10](OH)8, CCM 32, 205 

(1984). 

Fe-chevkinite-(Ce) = chevkinite-(Ce), EJM 14, 974 (2002). 

Fe-chlorite = chamosite, Deer et al. IV, 158 (1963). 

Fe 2+ -chlorite = chamosite, CCM 37, 19 (1989). 

Fe chloritoid = chloritoid, AM 61, 702 (1986). 

Fe 2+ -chloritoid = chloritoid, AM 90, 360 (2005). 

Fe-chromite = Fe 3+ -rich chromite, AM 84, 1915 (1999). 

Fe 3+ -chromite = Fe 3+ -rich chromite, MM 55, 535 (1991). 

Fe-clinochlore = Fe-rich clinochlore, CM 24, 105 (1986). 

Fe-clinozoisite = hypothetical epidote Ca2Fe3(SiO4)[Si2O7]O(OH), AM 86, 80 

(2001). 

Fe-columbite = columbite-(Fe), CM 36, 610 (1998). 

Fe-cordierite = sekaninaite, AM 60, 1054 (1975). 

Fe-Co staurolite = Co-rich staurolite, MM 61, 615 (1997). 

Fe-Cr-spinel = Cr-rich magnetite, CM 25, 93 (1987). 

Fe-Cu millerite = Fe-Cu-rich millerite, AJM 7, 8 (2001). 

F-edenite = fluoroedenite, EJM 1, 536 (1989). 

Federachát = fine-grained banded quartz + pyrolusite ± hornblende, László 

2 (1995). 

Federalaun = acicular alunogen or pickeringite or halotrichite, Doelter 

IV.2; 362, 523, 545 (1927). 

federalaun of Freyenwalde = acicular halotrichite, Dana 6th, 951 (1892). 

Federalaun vom Freyenwalde = acicular halotrichite, Dana 6th, 954 (1892). 

Federcalcit = acicular calcite, LAP 20(4), 36 (1995). 

Federchalcedon = acicular quartz-mogánite mixed-layer, Hintze I.2, 1486 

(1906).

Federerz = acicular boulangerite or jamesonite or jaskólskiite or 

zinkenite, Clark 218 (1993). 

Federerz of Wolfsbergite = acicular jamesonite, Dana 7th I, 452 (1944). 

Federez = acicular boulangerite or jamesonite or jaskólskiite or 

zinkenite, Clark 555 (1993). 

federovite = Na-Fe 2+ -rich diopside, Dana 6th I, 57 (1899). 

federovskite = fedorovskite, Dana 8th, 546 (1997). 

Federowit = Na-Fe 2+ -rich diopside, Dana 6th I, 26 (1899). 

federpyrite = acicular pyrite, LAP 15(7), 27 (1990). 

Federsalz = acicular halotrichite, Egleston 148 (1892). 

Federspat = acicular calcite, Linck I.3, 2895 (1926). 

Federweiss = acicular talc or actinolite or gypsum, Hintze II, 1194 

(1894). 

Federwis = acicular talc or actinolite or clinochlore or gypsum, Haditsch 

& Maus 58 (1974). 

Federwismut = acicular bismuth, Doelter IV.3, 1125 (1931). 

Federwismuth = acicular bismuth, Hintze I.1, 123 (1898). 

Fe-diopside = Fe-rich diopside, EJM 20, 539 (2008). 

Fe-dol = ankerite, MM 53, 409 (1989). 

fedorovite = Na-Fe 2+ -rich diopside, AM 73, 1131 (1988). 

Fedorowit = Na-Fe 2+ -rich diopside, MM 12, 383 (1900). 

fedorowskiet = fedorovskite, Council for Geoscience 756 (1996). 

Fe-dravite = Fe 2+ -rich dravite, MA 52, 4308 (2001). 

Fe-eckermannite = ferro-eckermannite, AM 66, 628 (1981). 

Fe-edenite = synthetic amphibole NaCa2Fe5[(Si3.5Al0.5)O11]2(OH)2, AM 88, 185 

(2003). 

Fe-elbaite = Fe-rich elbaite, MA 47, 3470 (1996). 

Fe-epidote = epidote, Deer et al. 1B, 96 (1986). 

Fe 3+ -epidote = epidote, AM 69, 492 (1984). 

Fe 3+ Fe 2+ -pumpellyite = Fe 3+ -Fe 2+ -rich pumpellyite-(Al), EJM 20, 873 (2008). 

Fe-ferrierite = Fe-rich ferrierite, MJJ 15, 327 (1991). 

Fe-ferripalygorskite = tuperssuatsiaite, Petersen & Johnsen 134 (2005). 

Fe 3+ -ferroolivine = laihunite, de Fourestier 111 (1999). 

Fe-fluorrichterite = Fe-rich fluororichterite, AM 55, 857 (1970). 

Fe-garnet = almandine, Deer et al. 1B, 460 (1986). 

Fe 3+ -garnet = andradite, AM 80, 475 (1995). 

Fe-gedrite = ferrogedrite, AM 60, 1048 (1975). 

Fe-gehlenite = Fe-rich gehlenite, Deer et al. 1B, 293 (1986). 

Fe 3+ -gehlenite = synthetic melilite Ca2Fe[(AlSi)O7], AM 72, 1685 (2007). 

Fe-glauconite = glauconite, AM 56, 1385 (1971). 

Fe-glaucophane = ferroglaucophane, AM 66, 628 (1981). 

Fe-goethite = goethite, AM 95, 1206 (2010). 

Fe-graftonite = graftonite, AM 71, 136 (1986). 

Fe-grandite = andradite, Deer et al. 1B, 62 (1986). 

Fe-grossular = brown Fe-rich grossular, JG 30, 100 (2006). 

Fe-groutite = Fe-rich groutite, CCM 37, 155 (1989). 

Fe-hematolite = Fe-Mg-rich hematolite, MM 47, 383 (1983). 

fehérametiszt = white quartz, László 11 (1995). 

fehérantimonérc = valentinite, László 294 (1995). 

Fe-hercynite = hercynite, Deer et al. 1B, 515 (1986). 

fehérgránát = leucite, László 92 (1995). 

fehérjade = grossular, László 116 (1995). 

fehérnikkelkovand = rammelsbergite, László 72 (1995). 

fehérólomérc = cerussite, László 72 (1995).

fehéropál = gem opal-A, László 204 (1995). 

fehértellúrérc = sylvanite or krennerite, László 72 (1995). 

fehértopáz = violet Fe-rich quartz, László 274 (1995). 

fehérvasérc = siderite, László 72 (1995). 

fehérzafír = blue gem Fe-Ti-rich corundum, László 72 (1995). 

Fe-hibschite = (OH)-Fe-rich grossular, MA 52, 3130 (2001). 

Fe-hornblende = ferrohornblende, LAP 31(3), 30 (2006). 

Fe-Hureaulith = synthetic Fe5(PO4)2(PO3OH)2·4H2O, Strunz 330 (1970). 

fei cui = jadeite, AG 23, 87 (2007). 

feijão = black tourmaline, Egleston 350 (1892). 

Fe-illite = Fe-rich illite, CCM 39, 84 (1991). 

Fe-indialite = synthetic Fe2Al3[(AlSi5)O18], Deer et al. I, 269 (1962). 

feitknechite = feitknechtite, AM 73, 200 (1988). 

feitsui = jadeite, Dana 6th, 371 (1892). 

fei-ts'ui yü = jadeite, Bukanov 288 (2006). 

feits'yu = jadeite, Bukanov 288 (2006). 

feitzue = jadeite, MM 1, 86 (1877). 

Fe jahnsite = jahnsite-(CaFeFe), AM 86, 1114 (2001). 

Fe-kaolinite = Fe-bearing kaolinite, ClayM 43, 427 (2009). 

feketeborostyán = lignite (low-grade coal), László 35 (1995). 

feketegránát = black Ti-rich andradite, László 92 (1995). 

feketegyémant = black hematite, László 95 (1995). 

feketeholdkő = Na-rich anorthite, László 108 (1995). 

feketeónix = quartz-mogánite mixed-layer, László 203 (1995). 

feketeopál = dark-blue gem opal-A, László 204 (1995). 

feketeréz(érc) = tenorite, László 72 (1995). 

feketespinell = dark-green Fe 2+ -rich spinel, László 250 (1995). 

feketevasszurokérc = goethite ± ferrihydrite, László 72 (1995). 

Fe-knorringite = synthetic garnet Fe3Cr2[SiO4]3, AM 94, 359 (2009). 

Fe-laihunite = laihunite, AM 83, 809 (1998). 

Fe 3+ -laponite = Fe-rich hectorite, CCM 37, 330 (1989). 

F-elbaite = hypothetical tourmaline Na(Li1.5Al1.5)Al6(BO3)3[Si6O18](OH)3F, 

EJM 11, 211 (1999). 

felbot = smectite, Domeyko II, 174 (1897). 

feldespato family = feldspar, Dana 6th, 1114 (1892). 

feldespato apiro = andalusite, de Fourestier 111 (1999). 

feldespato azul = lazurite, de Fourestier 111 (1999). 

feldespato bárico = Ba-rich orthoclase, Novitzky 161 (1951). 

feldespato cálcico = anorthite, Novitzky 187 (1951). 

feldespato compacto = massive quartz + hematite, de Fourestier 111 

(1999). 

feldespatoide family = felspathoid, Novitzky 185 (1951). 

feldespato potásico = orthoclase, Novitzky 227 (1951). 

feldespato sódico = albite, Novitzky 308 (1951). 

feldespato sódicocálcio series = plagioclase, Novitzky 187 (1951). 

feldspar apyre = andalusite, Chester 16 (1896). 

feldspar family = D2x/v,3[(TxT’4-x)O8]2, AM 83, 131 (1998). 

feldspar opalin = Na-rich anorthite, Egleston 180 (1892). 

feldspar-(Pb) = synthetic Pb[(Al2Si2)O8], AM 93, 574 (2008). 

feldspar siliceous = albite, Egleston 5 (1892). 

feldspar soda = albite, Egleston 5 (1892). 

feldspar steashist = talc-chlorite mixed-layer, Bukanov 314 (2006). 

feldspar sunstone = Ca-rich albite ± hematite ± mica, Thrush 418 (1968). 

feldspar vosgien = Na-rich anorthite, Egleston 180 (1892).

Feldspat family = feldspar, MM 33, 262 (1962). 

Feldspäte family = feldspar, LAP 23(10), 64 (1998). 

feldspath family = feldspar, MM 33, 262 (1962). 

feldspath-alcalin supergroup = orthoclase + microcline + sanidine, 

Aballain et al. 117 (1968). 

feldspath apyre = andalusite, Dana 6th, 496 (1892). 

feldspath aventuriné = Ca-rich albite ± hematite ± mica, Des Cloizeaux I, 

317 (1862). 

feldspath argilliforme = kaolinite, Egleston 172 (1892). 

feldspath bleu = lazulite, Haüy IV, 490 (1822). 

feldspath bleu céleste = lazulite, Clark 219 (1993). 

feldspath calcique = anorthite, Novitzky 187 (1951). 

feldspath calcosodique series = plagioclase, Novitzky 187 (1951). 

feldspath compacte = orthoclase, Egleston 242 (1892). 

feldspath compacte bleu = anorthite, de Fourestier 111 (1999). 

feldspath complète = orthoclase, de Fourestier 111 (1999). 

feldspath cubique = orthoclase, Egleston 242 (1892). 

feldspath du Forez = andalusite, Dana 6th, 496 (1892). 

feldspathide family = felspathoid, MM 31, 958 (1958). 

feldspath laminaire = sanidine, Egleston 242 (1892). 

feldspath-Li = synthetic Li[AlSi3O8], MM 32, 966 (1961). 

feldspath muschliger = topaz, Egleston 122 (1892). 

feldspath nacré = orthoclase, Dana 6th, 315 (1892). 

feldspathoid family = felspathoid, Clark 219 (1993). 

feldspath opalin = Na-rich anorthite, Egleston 122 (1892). 

feldspath-potassique supergroup = orthoclase + microcline + sanidine, 

Aballain et al. 117 (1968). 

feldspath proprement dit = orthoclase, de Fourestier 111 (1999). 

feldspath résinite = orthoclase, Egleston 122 (1892). 

feldspath sodico-calcique series = plagioclase, Novitzky 187 (1951). 

feldspath sodique = albite, Novitzky 308 (1951). 

feldspaths orthomimiques = twinned orthoclase or albite, MM 16, 367 

(1913). 

feldspath tenace = zoisite or epidote + albite, Dana 6th, 1114 (1892). 

feldspath terreux = kaolinite, Egleston 172 (1892). 

feldspath verte = green microcline, Egleston 123 (1892). 

feldspath vitreux = sanidine, Des Cloizeaux I; 337, 340 (1862). 

Feldspath von Kapnik = rhodonite, Papp 90 (2004). 

feldspath vosgien = Na-rich anorthite, Egleston 123 (1892). 

feldspato family = feldspar, Zirlin 56 (1981). 

Feldspatoid family = felspathoid, Kipfer 87 (1974). 

Feldspatvertreter family = felspathoid, AM 17, 252 (1932). 

Feldstein family = feldspar, Dana 6th, 315 (1892). 

feld stone = microcline, Bukanov 276 (2006). 

Feldtspat family = feldspar, AM 22, 684 (1937). 

Fe-Legierung = awaruite + taenite or tetrataenite (meteorite), Chudoba 

RII, 91 (1971). 

Fe-leucite = synthetic KFe[Si2O6], AM 79, 415 (1994). 

felhőachát = banded quartz-mogánite mixed-layer, László 1 (1995). 

Felith = larnite, Clark 219 (1993). 

F-ellestadite = fluorellestadite, AM 56, 1511 (1971). 

feloid superfamily = feldspar + felspathoid, MM 20, 453 (1925). 

félopál = opal-CT, László 72 (1995). 

Felsenrubin = red pyrope or almandine, Clark 219 (1993).

Felserz = goethite ± ferrihydrite, Hintze I.2, 2017 (1910). 

felsisch Gesteente = orthoclase, Zirlin 56 (1981). 

Felsit = orthoclase, Dana 6th, 315 (1892). 

Felsites Amazonites = green microcline, LAP 31(6), 7 (2006). 

felsőalbit = high-temperature feldspar Na[(Si3Al)O8], László 186 (1995). 

felsobanyaite = felsőbányaite, Aballain et al. 118 (1968). 

felsöbányaite = felsőbányaite, Strunz & Nickel 400 (2001); MR 39, 133 

(2008). 

felsöbanyite = felsőbányaite, Dana 6th, 971 (1892). 

felsobanyite = felsőbányaite, Simpson 27 (1932). 

felsőbányit = felsőbányaite, László 72 (1995). 

Felsobányt = felsőbányaite, Chester 93 (1896). 

Felsöbanyt (original spelling) = felsőbányaite, Egleston 123 (1892). 

felsoebanyite = felsőbányaite, MM 20, 355 (1925). 

Felsosphärit = colloid, Dana 6th, 1032 (1892). 

felső-tói tűzachát = glass (imitation opal), László 1 (1995). 

felspar family = feldspar, AM 49, 224 (1964). 

felspath family = feldspar, Hey 421 (1962). 

felspath bleu = lazulite, de Fourestier 112 (1999). 

felspathoid family = leucite + melilite + sodalite + cancrinite, MM 31, 

958 (1958). 

Felsspath = feldspar, Hintze II, 1353 (1895). 

felstone = orthoclase, Egleston 241 (1892). 

Felt-spar family = feldspar, AM 22, 685 (1937). 

Felt-Spat family (original spelling) = feldspar, Dana 6th, 315 (1892). 

Feltspat Hvit = albite, Chester 287 (1896). 

felzit = orthoclase, László 72 (1995). 

femag beryl = hypothetical NaBe3(MgFe)[Si6O18], Deer et al. 1B, 379 

(1986). 

femaghastingsite = Mg-rich hastingsite or Fe-rich magnesiohastingsite, MM 

33, 650 (1963). 

Femahastingsit = Mg-rich hastingsite or Fe-rich magnesiohastingsite, 

Kipfer 87 (1974). 

Fe-melanite = morimotoite, MM 60, 843 (1996). 

Fe-Mg-carpholite = ferrocarpholite or magnesiocarpholite, AM 65, 406 

(1980). 

(Fe,Mg)-carpholite = ferrocarpholite or magnesiocarpholite, EJM 4, 835 

(1992). 

FeMg-chlorite = Fe-rich clinochlore, AM 50, 476 (1965). 

(Fe,Mg)-chloritoid = chloritoid or magnesiochloritoid, Deer et al. 1A, 

894 (1982). 

Fe-Mg-chromite = chromite or magnesiochromite, MAC short course 37, 12 

(2007). 

Fe,Mg-cordierite = cordierite or sekaninaite, AM 86, 66 (2001). 

Fe-Mg olivine = Mg-rich fayalite, Deer et al. 1A, 12 (1982). 

Fe-Mg-orthoamphibole = anthophyllite + ferro-anthophyllite, AM 61, 1267 

(1976). 

Fe-Mg-ringwoodite = Fe-rich ringwoodite, AM 95, 771 (2010). 

Fe-Mg staurolite = Mg-rich staurolite, MM 61, 615 (1997). 

Fe 2+ -Mg-sudoite = Fe 2+ -rich sudoite, EJM 20, 868 (2006). 

(Fe,Mg)-sursassite series = high-pressure 

G4(G’Al)Al4[SiO4]2[Si2O6(OH)2]2O(OH)5, EJM 14, 575 (2002). 

Fe-Mg-Ti ilmenite = Mg-rich ilmenite, AM 86, 248 (2001). 

Fe-Mg tourmaline = buergerite + dravite, MM 47, 191 (1983).

Fe-mica = annite, CM 20, 194 (1982). 

Fe-mica biotite = Mg-rich annite, AM 81, 940 (1996). 

Fe-microcline = synthetic feldspar K[FeSi3O8], EJM 20, 636 (2008). 

feminine = pale-red gem Cr-rich corundum, Thrush 419 (1968). 

(Fe,Mn) akermanite = Fe-Mn-rich åkermanite, R. Dixon, pers. comm. (1992). 

Fe-Mn-calcite = ankerite, AM 24, 660 (1939). 

Fe-Mn-garnet = calderite, Deer et al. 1A, 562 (1982). 

(Fe,Mn)-graftonite = Mn-rich graftonite, AM 71, 136 (1986). 

Fe-Mn-monticellite = Fe 2+ -Mn 2+ -bearing monticellite, MM 72, 1261 (2008). 

Fe-Mn-olivine = Mn-rich fayalite, Deer et al. 1A, 161 (1982). 

Fe-Mn-pyrosmalite = Mn-rich pyrosmalite-(Fe), RM 19, 723 (1988). 

(Fe,Mn)-sarcopside = Mn-rich sarcopside, AM 71, 136 (1986). 

femolite = Fe-rich molybdenite-2H, AM 50, 261 (1965); 51, 1825 (1966). 

Fe-monticellite = synthetic olivine FeCa(SiO4), Deer et al. I, 42 (1962). 

Fe-montmorillonite = Fe-rich montmorillonite, AM 61, 493 (1976). 

Fe 2+ -montmorillonite = Fe-exchanged Na-rich montmorillonite, CCM 28, 337 

(1980). 

Fe 3+ -montmorillonite = Fe-exchanged Na-rich montmorillonite, CCM 35, 53 

(1987). 

Fe 3+ -montmorillonite = smectite Ca0.2(Fe,Mg)2[Si4O10](OH)2.nH2O, ClayM 37, 

283 (2002). 

Fe’’’-muscovite = hypothetical mica K(FeAl)[(AlSi3)O10](OH)2, AM 12, 270 

(1927). 

Fe-muscovite = hypothetical mica KFe2[(AlSi3)O10](OH)2, Deer et al. III, 

217 (1962). 

fengchenite = unknown, IMA 2007-018. 

fenacita = phenakite, Zirlin 87 (1981). 

Fenakitt = phenakite, Zirlin 87 (1981). 

fenakskite = fenaksite, Blackburn & Dennen 97 (1997). 

fenakszit = fenaksite, László 73 (1995). 

fenaquita = phenakite, Novitzky 237 (1951). 

fencoopereite = fencooperite, MA 53, 1982 (2002). 

fenghuangite = Th-rich britholite-(Ce), AM 48, 211 (1963). 

fenghuanglite = Th-rich britholite-(Ce), MM 32, 955 (1961); 33, 261 

(1962). 

feng-huang-shih = Th-rich britholite-(Ce), AM 45, 754 (1960); MM 33, 261 

(1962). 

fengita series = muscovite + celadonite + aluminoceladonite, Novitzky 237 

(1951). 

Fengjiashan = wollastonite, MR 38, 36 (2007). 

fengluanite = Sb-rich isomertieite, AM 61, 184 (1976); 65, 408 (1980). 

fenicocroíta = phoenicochroite, Novitzky 238 (1951). 

fenikochroïet = phoenicochroite, Council for Geoscience 774 (1996). 

Fe,Ni metal = Ni-rich iron, AM 79, 375 (1994). 

Fe,Ni-montmorillonite = Ni-rich nontronite, MM 40, 143 (1975). 

Fe-Ni-olivine = fayalite or liebenbergite, AM 67, 1216 (1982). 

Fe 3+ -nontronite = nontronite, EJM 16, 88 (2004). 

fenster quartz = transparent quartz, MR Supplement 42, 83 (2011). 

Fensterquarz = transparent quartz, Kipfer 87 (1974). 

Fe-olivine = fayalite, Deer et al. I, 3 (1962). 

Fe-orthoclase = Fe-rich orthoclase, AM 86, 718 (2001). 

Fe-oxyhydroxide = akaganeite, ClayM 30, 195 (1995). 

Fe-pargasite = ferropargasite, EJM 21, 1273 (2009). 

Fe-pennantite = Fe-rich pennantite, MM 39, 912 (1974).

Fe-periclase = Fe-rich periclase, MM 73, 797 (2009). 

Fe-perovskite = synthetic (Mg,Fe)[SiO3], AM 86, 719 (2001). 

Fe-phengite = Fe-rich illite-2M1, CCM 36, 145 (1988). 

Fe-pistacite = hypothetical epidote Ca2(Al2Fe)(SiO4)[Si2O7]O(OH), AM 86, 

80 (2001). 

Fe-Psilomelane = unknown, Doelter III.2, 874 (1926). 

Fe-pumpellyite = pumpellyite-(Fe 3+ ), MJJ 18, 106 (1996). 

Fe 2+ -pumpellyite = Fe-rich pumpellyite-(Al), EJM 20, 873 (2008). 

Fe 3+ -pumpellyite = pumpellyite-(Mg), EJM 20, 874 (2008). 

Fe-pyknochlorite = Fe-rich clinochlore, MM 64, 545 (2000). 

Fe-pyrope = Fe-rich pyrope, AM 56, 794 (1971). 

Fe-pyrophyllite = ferripyrophyllite, Deer et al. III, 217 (1962). 

Fe 3+ -pyrophyllite = ferripyrophyllite, EJM 16, 88 (2004). 

Fe-pyrosmalite = pyrosmalite-(Fe), RM 19, 723 (1988). 

Fe pyroxene = ferrosilite, AM 66, 40 (1981). 

fer = iron, Egleston 165 (1892). 

fer aciéreux = iron, Egleston 165 (1892). 

fer aimant = magnetite, Egleston 198 (1892). 

feramina = pyrite, de Fourestier 113 (1999). 

feranthophyllite = ferro-anthophyllite, AM 63, 1050 (1978). 

ferantigorite (Winchell) = greenalite, MM 25, 627 (1940). 

ferantofillit = ferro-anthophyllite, László 73 (1995). 

fer argileux commun = hematite + clay, de Fourestier 112 (1999). 

fer arseniaté = pharmacosiderite, Haüy IV, 135 (1822). 

fer arseniaté cuprifère = scorodite, Egleston 306 (1892). 

fer arsenical = arsenopyrite or löllingite, Haüy IV, 28 (1822). 

fer arsenical argentifère = Ag-rich arsenopyrite, Des Cloizeaux II, 349 

(1893). 

fer arsenical axotome = löllingite, Egleston 194 (1892). 

fer arsenical sans soufre = löllingite, Egleston 194 (1892). 

fer arsènikal axotome = löllingite, Egleston 188 (1892). 

feraxinite = axinite-(Fe), MM 24, 609 (1937). 

fer azuré = vivianite, Dana 6th, 814 (1892). 

ferberite-ferritungstate = ferberite, AG 21, 262 (2002). 

fer boraté (?) = sassolite + goethite ± ferrihydrite, Egleston 181 

(1892). 

fer boraté (?) = ludwigite, Lacroix 110 (1931). 

fer calcaréo-siliceux = ilvaite, Haüy IV, 91 (1822). 

fer calcare-siliceux = ilvaite, Egleston 163 (1892). 

fer carbonaté = siderite, Dana 6th, 276 (1892). 

fer carbonaté lithoïde = siderite + clay + coal, Novitzky 28 (1951). 

fer carburé = cohenite, Haüy IV, 85 (1822). 

ferchevkinite = Fe-rich chevkinite-(Ce), AM 63, 424 (1978). 

fer chromaté = chromite, Haüy IV, 130 (1822). 

fer chromaté aluminé = chromite, Dana 6th, 228 (1892). 

fer chromaté alumineuse = chromite, Egleston 82 (1892). 

fer chromé = chromite, Dana 6th, 228 (1892). 

fercsevkinit = chevkinite-(Ce), László 73 (1995). 

fer de lance = gypsum twin, Chudoba RI, 23 (1939); [I.3,4283]. 

fer de pallas = iron, Egleston 165 (1892). 

fer des marais = goethite ± siderite ± vivianite, Novitzky 329 (1951). 

ferdiferrisulite = greigite, Mitchell 45 (1979). 

ferdiferrisulphyllite = smythite, Mitchell 45 (1979). 

ferdisilicite = FeSi2, AM 79, 188 (1994).

ferdisilisiet = ferdisilicite, Council for Geoscience 756 (1996). 

ferdisilizitu = ferdisilicite, Chudoba EIV, 30 (1974). 

ferdiszilicit = ferdisilicite, László 73 (1995). 

fer éclatant = hematite, de Fourestier 112 (1999). 

Fe-reicher Germanit = renierite ?, Chudoba II, 607 (1958). 

fer en poutrelles = Ni-rich iron (meteorite), Novitzky 19 (1951). 

feretscheller Golderz = Au-bearing pyrite, Papp 99 (2004). 

feretscheller Silbererz = stützite? Papp 25 (2004). 

ferganite = tyuyamunite, Dana 7th II, 1048 (1951). 

Ferghanit = tyuyamunite, Dana 7th II, 1048 (1951). 

Fergusonit-(Ce/Nd) = La-rich fergusonite-(Ce), LAP 30(12), 47 (2005). 

Fergusonit-Dihydrat = hypothetical CeNbO4·2H2O, Linck I.4, 288 (1922). 

fergusonite (Haidinger) = fergusonite-(Y), AM 72, 1042 (1987). 

fergusonite (Simpson) = formanite-(Y), Clark 242 (1993). 

fergusonite-α = fergusonite-(Y), AM 46, 1516 (1961). 

fergusonite-ß = fergusonite-ß-(Y), AM 72, 1042 (1987). 

fergusonite-(beta) = fergusonite-ß, MM 73, 1019 (2009). 

ß-fergusonite-(Na) = fergusonite-ß-(Nd), Clark 221 (1993). 

fergusonite-(Nd) = NdNbO4, AM 74, 946 (1989). 

ß-fergusonite-(Nd) = fergusonite-ß-(Nd), MM 50, 745 (1986). 

Fergusonit-Monohydrat = hypothetical CeNbO4·H2O, Linck I.4, 288 (1922). 

Fergusonit-Trihydrat = hypothetical CeNbO4·3H2O, Linck I.4, 288 (1922). 

Fe-rhipidolite = Fe-rich clinochlore, MM 64, 545 (2000). 

Fe-rhodochrosite = Fe-rich rhodochrosite, AM 24, 660 (1939). 

fer hydro-oxidé = goethite, Egleston 140 (1892). 

fer hydroxydé = goethite, Lacroix 110 (1931). 

Fe-richterite = ferrorichterite, AM 66, 628 (1981). 

ferisilicite = fersilicite, Nickel & Nichols 245 (1991). 

ferkromid = ferchromide, László 73 (1995). 

fer limoneux = goethite, Egleston 140 (1892). 

fer lithoïde = siderite, de Fourestier 112 (1999). 

fer magnétique = magnetite, Dana 6th, 1114 (1892). 

fer magnétique sabloneux = magnetite, Egleston 198 (1892). 

fer-météorique = iron (meteorite), Egleston 165 (1892). 

fer micacé = black hematite, Egleston 151 (1892). 

fer minéralisé par l'acide arsénique = pharmacosiderite, Dana 6th, 847 

(1892). 

fer molybdaté = molybdite, Egleston 220 (1892). 

fermorite = johnbaumite-M, EJM 22, 165 (2010). 

fer muriaté (Haüy) = pyrosmalite-(Fe), Haüy IV, 138 (1822). 

fer muriaté (?) = lawrencite or molysite, Dana 6th, 1114 (1892). 

fer natif = iron, Haüy III, 531 (1822). 

fer nickélé = awaruite + taenite + tetrataenite + Ni-rich iron, Lacroix 

110 (1931). 

fer noir = magnetite, Egleston 199 (1892). 

Fernsehstein = ulexite, Kipfer 189 (1974). 

féroëlite = radiating thomsonite-Ca, Des Cloizeaux I, 376 (1862). 

feroksihiet = feroxyhyte, Council for Geoscience 756 (1996). 

fer oligiste = black hematite, Haüy IV, 1 (1822). 

fer oligiste argillifère = red fine-grained hematite, Egleston 151 

(1892). 

fer oligiste axotome = pseudorutile, Egleston 209 (1892). 

fer oligiste bacillaire = goethite, Egleston 192 (1892). 

fer oligiste concrétioné = hematite, Egleston 151 (1892).

fer oligiste écailleux = black hematite, Egleston 151 (1892). 

fer oligiste luisant = hematite, Egleston 151 (1892). 

fer oligiste octaèdre = hematite pseudomorph after magnetite, Egleston 

151 (1892). 

fer oligiste terreux = red fine-grained hematite, Egleston 151 (1892). 

fer oolitique = goethite, Novitzky 223 (1951). 

feropyrosmalite = pyrosmalite-(Fe), CCM 39, 334 (1991). 

fer oxalaté = humboldtine, Haüy IV, 139 (1822). 

feroxhyte = feroxyhyte, Blackburn & Dennen 97 (1997). 

fer oxidé = hematite or goethite, Haüy IV, 103 (1822). 

fer oxidé bacillaire = magnetite, de Fourestier 113 (1999). 

fer oxidé brun = goethite, Egleston 191 (1892). 

fer oxidé brun aetite = goethite, Egleston 192 (1892). 

fer oxidé brun granuleux = goethite, Egleston 192 (1892). 

fer oxidé cloissoné = goethite, Egleston 192 (1892). 

fer oxidé géodique = goethite, Egleston 191 (1892). 

fer oxidé hämatite = goethite, Egleston 191 (1892). 

fer oxidé (hydraté) = goethite, Haüy IV, 101 (1822). 

fer oxidé pseudomorphique = goethite, Egleston 191 (1892). 

fer oxidé rouge = hematite, Egleston 151 (1892). 

fer oxidé rubigneux globuliforme = goethite, Egleston 192 (1892). 

fer oxidé rubigneux massive = goethite, Egleston 191 (1892). 

fer oxidé, terreaux jaune verdâtre = dufrénite, Haüy IV, 106 (1822). 

fer oxidulé = magnetite, Haüy III, 560 (1822). 

fer oxidulé titané = pseudorutile, Haüy IV, 98 (1822). 

feroxihit = feroxyhyte, László 73 (1995). 

fer oxydé = hematite or goethite, Clark 220 (1993). 

fer oxydé au minimum = magnetite, Egleston 199 (1892). 

fer oxydé brun = goethite, Egleston 124 (1892). 

fer oxydé brun aetite = goethite, Egleston 124 (1892). 

fer oxydé brun granuleux = goethite, Egleston 124 (1892). 

fer oxydé brun ocreux = goethite ± halloysite-10Å, Egleston 192 (1892). 

fer oxydé carbonaté = siderite, Egleston 312 (1892). 

fer oxydé cloissoné = goethite, Egleston 124 (1892). 

fer oxydé géodique = goethite, Egleston 124 (1892). 

fer oxydé graphique = red fine-grained hematite, Egleston 151 (1892). 

fer oxydé haematite = goethite, Egleston 124 (1892). 

fer oxydé hydraté = goethite, Egleston 140 (1892). 

fer oxydé magnétique = magnetite, Dana 6th, 224 (1892). 

fer oxydé noir vitreux = goethite ± ferrihydrite, Hintze I.2, 2011 

(1910). 

fer oxydé pseudomorphique = goethite, Egleston 124 (1892). 

fer oxydé quartzifère = corundum + hematite + magnetite + spinel, 

Egleston 94 (1892). 

fer oxydé résinite = pitticite, Egleston 259 (1892). 

fer oxydé rouge = hematite, Dana 6th, 213 (1892). 

fer oxydé rubigineux massive = goethite, Egleston 124 (1892). 

fer oxydé rubigneux globuliforme = goethite, Egleston 124 (1892). 

fer oxydé terreux = dufrénite ?, Egleston 124 (1892). 

fer oxydulé = magnetite, Dana 6th, 224 (1892). 

fer oxydulé aimantaire = magnetite, Egleston 198 (1892). 

fer oxydulé titané = pseudorutile, Egleston 209 (1892). 

fer oxydulé titanifère = Ti-rich magnetite, Egleston 167 (1892). 

feroxygite = feroxyhyte, Clark 221 (1993).

feroxyhite = feroxyhyte, Dana 8th, 249 (1997). 

fer peroxydé hydraté = goethite, Egleston 140 (1892). 

fer phosphaté = vivianite, Haüy IV, 126 (1822). 

fer phosphaté = vivianite + ludlamite, Lacroix 110 (1931). 

fer phosphaté au maximum = vivianite, Egleston 362 (1892). 

fer phosphaté bleu = vivianite, Egleston 362 (1892). 

fer phosphaté brun terreux = delvauxite, de Fourestier 113 (1999). 

fer phosphaté de schnéeberg = dufrénite, Egleston 124 (1892). 

fer phosphaté vert = dufrénite, Egleston 108 (1892). 

fer prussiaté natif = vivianite, de Fourestier 113 (1999). 

fer pyrocéte = black hematite, Egleston 151 (1892). 

Ferracit = gorceixite, Strunz 525 (1970). 

ferrajão = diamond ± graphite, Cornejo & Bartorelli 224 (2010). 

Ferratpleonast = dark-green Fe-rich spinel, Doelter IV.2, 515 (1927). 

ferrazite = gorceixite, MM 60, 841 (1996). 

ferrdisilicite = ferdisilicite, Godovikov 191 (1997). 

fer reniforme = hematite, de Fourestier 113 (1999). 

Ferrers Emerald = green glass, O'Donoghue 827 (2006). 

ferrersmaragd = green glass, László 247 (1995). 

ferriactinolite = synthetic amphibole Ca2Fe5[Si4O11]2O2, Deer et al. II, 

319 (1963). 

Ferriafrit = ferrinatrite, Clark 224 (1993). 

ferrialbite = synthetic Na[FeSi3O8], AM 95, 1701 (2010). 

ferriallanite = ferriallanite-(Ce), GC 46(2), 79 (1995). 

ferriallanite-Ce = ferriallanite-(Ce), CM 45, 1123 (2007). 

ferriallanite-La = ferriallanite-(La), CM 45, 1123 (2007). 

ferriallofán = Fe 3+ -rich allophane, László 73 (1995). 

ferriallophane = Fe 3+ -rich allophane, MM 17, 349 (1916). 

ferriallophanoïd family = allophane + halloysite + smectite, MM 17, 349 

(1916). 

ferri-alluaudite = ferroalluaudite, Dana 7th II, 674 (1951). 

ferri-aluminium-calcium Tschermak's molecule = esseneite, Deer et al. 2A, 

412 (1978). 

ferri-aluminum Tschermaks = esseneite, AM 69, 60 (1984). 

ferri-alunogen = Fe 3+ -rich alunogen, Strunz 284 (1970). 

ferrian CaTs = Fe 3+ -rich kushiroite, CM 43, 858 (2005). 

ferriandrosite-(REE) = hypothetical epidote 

(MnREE)(FeAlMn)[Si2O7](SiO4)O(OH), EJM 18, 558 (2006). 

ferrian-hidalgoit = Fe 3+ -rich hidalgoite, Aballain et al. 119 (1968). 

ferriannite = tetraferriannite, CM 36, 910 (1998). 

ferrianorthite = Fe 3+ -rich allanite-(Ce) or anorthite, MR 23, 224 (1992). 

ferrian pargasite = Na-Mn-rich magnesiohastingsite, AM 63, 1050 (1978). 

ferrian skutterudite = cafarsite, AM 33, 99 (1948). 

ferri-arrojadite-(BaNa) = hypothetical 

BaNa2(CaNa2)FeFe13(PO4)11(PO3OH)(OH)2, AM 91, 1266 (2006). 

ferriaugite = augite, Deer et al. 2A, 664 (1978). 

ferribarroisite (species) = amphibole (CaNa)(Mg3Fe2)[(Al0.5Si3.5)O11]2(OH)2, 

MR 29, 171 (1998). 

ferri-beidellite = Al-rich nontronite, MM 21, 566 (1928); 24, 609 (1937). 

Ferri-Berthierin = Fe 3+ -rich berthierine, Strunz 458 (1970). 

Ferribiotit = tetraferriannite, MM 25, 627 (1940). 

ferribraunite = braunite + bixbyite, MM 28, 728 (1949). 

ferricalcite = cerite-(Ce) or siderite ?, Clark 222 (1993). 

ferric chamosite = Fe 3+ -rich berthierine, MM 30, 57 (1953).

ferric-diopside = Fe 3+ -rich diopside, MJJ 14, 191 (1989). 

ferriceladonite = hypothetical mica K(Fe1.5Mg0.5)[(Al0.5Si3.5)O10](OH)2, MM 

68, 656 (2004). 

ferric-ferronyböite = ferricferronybøite, MR 39, 133 (2008). 

ferricferronybøite (species) = amphibole NaNa2Fe5[(Si3.5Al0.5)O11]2(OH)2, CM 

35, 230 (1997). 

Ferri-Chamosit = Fe 3+ -rich berthierine, MM 35, 1133 (1966). 

ferrichinglusuite = hisingerite, MM 39, 912 (1974). 

Ferrichlorid = molysite, Hintze I.2, 2500 (1913). 

Ferrichlorit = chamosite, MM 32, 955 (1961). 

ferrichrompicotite = Mg-Al-rich chromite, MM 24, 601 (1937). 

Ferrichrompikotit = Mg-Al-rich chromite, MM 24, 601 (1937). 

ferrichromspinel = Al-Fe 3+ -rich magnesiochromite, MM 24, 601 (1937). 

Ferrichromspinell = Al-Fe 3+ -rich magnesiochromite, Chudoba EII, 113 

(1954). 

ferrichrysocolla = Fe 3+ -rich chrysocolla, MM 39, 912 (1974). 

ferric hydroxide = ferrihydrite, AM 96, 513 (2011). 

ferric iron sarcolite = hypothetical Ca3[(Fe2Si3)O12] or Na6[(Fe2Si3)O12], 

MM 19, 340 (1922). 

ferric iron tourmaline = povondraite, AM 51, 1501 (1966). 

ferric-kimzeyite = kerimasite, MM 74, 817 (2010). 

ferri-clinoholmquistite (Caballero et al.) = clinoferriferroholmquistite, 

AM 83, 668 (1998); CM 42, 1883 (2004). 

ferri-clinoholmquistite (Iezzi et al.) = synthetic 

Li2(Mg3Fe 3+ 2)[Si4O11]2(OH)2, EJM 17, 733 (2005). 

ferric-montmorillonite = hypothetical smectite 

D +0.4 (Fe,Mg)3[Si4O10](OH)2.zH2O, ClayM 39, 301 (2004). 

ferric-nyböite = ferric-nybøite, MR 39, 133 (2008). 

ferric-nybøite (species) = amphibole Na3(Mg3Fe2)[(Al0.5Si3.5)O11]2(OH)2, MR 

29, 171 (1998). 

ferricordierite = Fe 3+ -rich cordierite, MUGB 47, 55 (1992). 

ferric orthochamosite = Fe 3+ -rich berthierine, Chudoba EIII, 547 (1968). 

ferricrandallite = alunite CaFe3(PO3.5(OH)0.5)2(OH)6, LAP 34(7/8), 55 

(2009). 

ferricsingluszuit = hisingerite ?, László 73 (1995). 

ferric tourmaline = buergerite, Chudoba EIII, 532 (1968). 

ferridiopside (Frenzel et al.) = Fe 3+ -rich diopside, AM 71, 1544 (1986). 

ferri-diopside (Huckenholz et al.) = hypothetical pyroxene 

CaFe[(SiFe)O6], MM 37, 957 (1970). 

ferridiopszid = Fe 3+ -rich diopside, László 73 (1995). 

ferridissakisite-(REE) = hypothetical epidote 

(CaREE)(FeAlMg)[Si2O7](SiO4)O(OH), EJM 18, 558 (2006). 

ferridravite = povondraite, AM 78, 433 (1993). 

Ferri-Dufrenit = Fe 3+ -rich dufrénite, LAP 27(2), 32 (2002). 

ferri-eastonite = hypothetical mica K(Mg2Fe)[(Si2Al2)O10](OH)2, AM 68, 882 

(1983). 

ferri-eckermannite = hypothetical amphibole Na3(Mg4Fe)[Si4O11]2(OH)2, AM 

79, 443 (1994). 

ferriedenite = hypothetical amphibole NaCa2Fe5[(Al0.5Si3.5)O11]2O2, AM 34, 

225 (1949). 

Ferri-Eisen-Turmalin = povondraite, Chudoba EIV, 28 (1974). 

ferriepidote (Armbruster et al.) = hypothetical 

Ca2(FeAlFe)[Si2O7](SiO4)O(OH), EJM 18, 557 (2006).

ferriepidote (Goldschlag) = hypothetical Ca2Fe3[Si2O7](SiO4)O(OH), MM 20, 

453 (1925). 

ferriepidote-(Pb) = hypothetical (CaPb)(FeAlFe)[Si2O7](SiO4)O(OH), EJM 18, 

557 (2006). 

ferriepidote-(Sr) = hypothetical (CaSr)(FeAlFe)[Si2O7](SiO4)O(OH), EJM 18, 

557 (2006). 

ferriepidoto = epidote, MM 20, 446 (1925). 

ferri-fahlore = (Cu11Fe)As4S13 (tetrahedrite), MM 66, 1058 (2002). 

ferrifayalite = laihunite, AM 63, 424 (1978); 70, 729 (1985). 

ferrifengit = Fe 3+ -rich muscovite, László 74 (1995). 

ferriferriallanite-(Ce) = hypothetical epidote 

(CaCe)(Fe2Fe)[Si2O7](SiO4)O(OH), EJM 18, 557 (2006). 

ferri-ferro-actinolite = hypothetical amphibole Ca2Fe5[Si4O11]2O2, AM 63, 

1050 (1978). 

ferriferroaktinolit = hypothetical amphibole Ca2Fe5[Si4O11]2O2, László 74 

(1995). 

ferri-ferrobarroisite (species) = amphibole 

(CaNa)Fe5[(Al0.5Si3.5)O11]2(OH)2, MR 29, 171 (1998). 

ferri-ferroclinoholmquistite = clinoferri-ferroholmquistite, AM 90, 1167 

(2005); CM 42, 1883 (2004). 

ferri-ferro-hornblende = Fe 3+ -rich ferrohornblende, MM 53, 253 (1989). 

ferriferropedrizite = unknown, IMA 2001-068. 

ferri-ferrotschermakite (species) = amphibole Ca2Fe5[(AlSi3)O11]2(OH)2, MR 

29, 171 (1998). 

ferriferous beidellite = Al-rich nontronite, de Fourestier 115 (1999). 

ferriferous polydymite = violarite, Horváth 270 (2003). 

ferri-ferrowinchite = amphibole (CaNa)(Fe4Fe)[Si4O11]2(OH)2, MM 58, 169 

(1994). 

ferri-feruvite = hypothetical tourmaline 

Ca(FeFe2)(Mg2Fe4)(BO3)3[Si6O18](OH)3O, EJM 11, 209 (1999). 

ferriflogopit = Fe 3+ -rich phlogopite or tetraferriphlogopite, László 74 

(1995). 

ferrifoitite = Fe 3+ -rich foitite, AM 85, 79 (2000). 

ferrigarnierite = népouite + goethite ?, MM 25, 627 (1940). 

ferrigedrite = hypothetical amphibole Mg5Fe2[(FeSi3)O11]2(OH)2 ?, MM 25, 

627 (1940). 

Ferri-Gehlenit (Niggli) = hypothetical melilite Ca2Fe[(FeSi)O7], MM 19, 

340 (1922). 

ferri-gehlenite (Nurse & Midgley) = synthetic melilite Ca2Fe[(AlSi)O7], 

Clark 223 (1993). 

ferriglaucophane = magnesioriebeckite, AM 63, 1050 (1978). 

ferriglaukofán = magnesioriebeckite, László 74 (1995). 

Ferriglaukophan = magnesioriebeckite, Chudoba EII, 114 (1954). 

ferri-halloysite = Fe 3+ -rich halloysite-10Å, MM 24, 609 (1937). 

ferrihalloysite-garnierite = Fe 3+ -rich brindleyite ?, Clark 223 (1993). 

ferrihalloysite-nickelifère = Fe 3+ -Ni-rich halloysite-10Å, Aballain et 

al. 120 (1968). 

ferrihastingsite = hypothetical amphibole 

NaCa2(Fe2(Al,Fe)3)[(AlSi3)O11]2O2, AM 34, 225 (1949). 

ferrihedrite = hypothetical amphibole Mg5Fe2[(FeSi3)O11]2(OH)2 ?, AM 63, 

1050 (1978). 

Ferri-Hidalgoit = Fe 3+ -rich hidalgoite, Chudoba EII, 702 (1959). 

ferrihidrit = ferrihydrite, László 74 (1995). 

ferrihidroxikeramohalit = Fe 3+ -rich alunogen, László 74 (1995).

ferri-hydroxykeramohalit = Fe 3+ -rich alunogen, MM 31, 958 (1958). 

ferrihydroxylalunogén = Fe 3+ -rich alunogen, Papp 26 (2004). 

ferrihydroxylannite = annite, Godovikov 118 (1997). 

Ferri-Hydroxyl-Huréaulith = Fe 3+ -rich hureaulite, Chudoba EII, 613 

(1958). 

Ferrihydroxysulfat-Enneahydrat = fibroferrite, Chudoba RI, 23 (1939); 

[I.3,4424]. 

Ferrihydroxysulfat-Trihydrat = amarantite, Chudoba RI, 23 (1939); 

[I.3,4428]. 

ferriilite = Fe 3+ -rich illite, EJM 16, 451 (2004). 

ferri-ilmeite = pseudorutile, Clark 322 (1993). 

ferri-ilmenite = pseudorutile, MM 31, 958 (1958). 

ferrikaersutite = Fe 3+ -rich kaersutite, AM 91, 1163 (2006). 

ferrikalcit = siderite + others, László 74 (1995). 

Ferrikalit = synthetic K3Fe(SO4)3·3H2O, MM 21, 563 (1928). 

ferri-kaolinite (Mosser et al.) = Fe 3+ -rich kaolinite, ClayM 31, 295 

(1996). 

ferrikaolinite (Serdyuchenko) = hypothetical Fe2[Si2O5](OH)4, MM 27, 268 

(1946). 

ferrikatoforiet = ferrikatophorite, Council for Geoscience 756 (1996). 

ferrikatoforit = ferrikatophorite, László 74 (1994). 

ferrikatophorite (questionable) = amphibole 

Na(NaCa)Fe5[(Al0.5Si3.5)O11]2(OH)2, MM 42, 554 (1978). 

ferrikerolite = Fe-rich talc, MM 31, 958 (1958). 

Ferri-Klinoferroholmquistit = clinoferri-ferroholmquistite, LAP 23(4), 40 

(1998). 

Ferri-Klinoholmquistit = clino-ferriholmquistite, LAP 23(4), 40 (1998). 

ferriklorit = Fe 3+ -rich chamosite, László 74 (1995). 

ferri-knebelite = Mn-rich fayalite, MJJ 12, 383 (1985). 

ferrikrizokolla = Fe 3+ -rich chrysocolla, László 74 (1995). 

ferrikrómpicotit = Mg-Al-rich chromite, László 74 (1995). 

ferrikrómspinell = Al-Fe 3+ -rich magnesiochromite, László 74 (1995). 

ferri-lizardite = Fe 3+ -rich lizardite, AM 94, 1731 (2009). 

ferri-magnesio-cummingtonite = Fe-rich cummingtonite, MM 48, 221 (1984). 

ferri-magnesio-hornblende = Fe-rich magnesiohornblende, AM 63, 1052 

(1978). 

ferri-magnesiokatophorite = Na(CaNa)(Mg4Fe)[(Al0.5Si3.5)O11](OH)2, Crystal 

Reports 48, 16 (2003). 

ferri-metahalloysite = Fe 3+ -rich halloysite-7Å, MM 32, 955 (1961). 

ferri meteoritici = iron (meteorite), Kipfer 174 (1974). 

ferrimolibdiet = ferrimolybdite, Council for Geoscience 756 (1996). 

ferrimonticellite = kirschsteinite, Clark 224 (1993). 

ferrimontmorillonite = nontronite, MM 28, 729 (1949). 

ferrimuscovite (Guidotti & Sassi) = hypothetical mica 

KFe2[(AlSi3)O10](OH)2, EJM 10, 817 (1998). 

ferri-muscovite (Wahl) = hypothetical mica KFe2[(FeSi3)O10](OH)2, AM 14, 

440 (1929). 

Ferri-Muskovit = hypothetical mica KFe2[(FeSi3)O10](OH)2, MM 21, 563 

(1928). 

ferrimuszkovit = hypothetical mica KFe2[(FeSi3)O10](OH)2, László 74 

(1995). 

Ferri-Nickelmelan = Ni-Fe 3+ -rich cryptomelane, Chudoba EIII, 108 (1965). 

Ferrinyböit = ferric-nybøite, LAP 23(4), 40 (1998). 

ferriolivine = laihunite, EJM 10, 229 (1998).

ferriomolybdite = ferrimolybdite, AM Index 41-50, 112 (1968). 

Ferri-Orthochamosit = Fe 3+ -rich berthierine, MM 36, 1151 (1968). 

ferri-orthoclase = synthetic feldspar K[(FeSi3)O8], AM 14, 440 (1929). 

Ferri-Orthoklas = synthetic feldspar K[(FeSi3)O8], MM 21, 563 (1928). 

ferriortochamosit = Fe 3+ -rich berthierine, László 74 (1995). 

ferriortoklász = synthetic feldspar K[(FeSi3)O8], László 74 (1995). 

ferripaligorszkit = tuperssuatsiaite, László 74 (1995). 

Ferripalygorskit = tuperssuatsiaite, MM 39, 920 (1974). 

ferri-paraluminite = Fe 3+ -rich hydrobasaluminite, AM 20, 404 (1935). 

ferri-phengite = Fe 3+ -rich muscovite, MM 32, 955 (1961). 

ferri-phlogopite = Fe 3+ -rich phlogopite or tetraferriphlogopite, AM 47, 

886 (1962); 82, 430 (1997). 

ferripiroaurit = pyroaurite, László 74 (1995). 

ferripirofilliet = ferripyrophyllite, Council for Geoscience 756 (1996). 

ferripléonaste = Fe 2+ -Fe 3+ -rich spinel, MM 37, 957 (1970). 

ferripleonaszt = Fe 2+ -Fe 3+ -rich spinel, László 74 (1995). 

ferripumpellyite = julgoldite-(Mg), CM 12, 219 (1973). 

ferripurpurite = heterosite, MM 15, 421 (1910). 

ferripyroaurite = pyroaurite or coalingite, MM 25, 628 (1940). 

ferri-reddingite = landesite, AM 49, 1122 (1964). 

ferririchterite = Mn-rich magnesio-arfvedsonite, AM 63, 1050 (1978). 

ferrisadanagaite = amphibole NaCa2(Fe3Al2)[(Si2.5Al1.5)O11]2(OH)2, AM 87, 767 

(2002). 

ferrisalite = esseneite, MM 35, 1133 (1966). 

Ferri-Saponit = Fe 3+ -rich saponite, MM 32, 956 (1961). 

ferri-sarcolite = hypothetical Ca3[(Fe2Si3)O12] or Na6[(Fe2Si3)O12], MM 19, 

340 (1922). 

Ferri-Sarkolith = hypothetical Ca3[(Fe2Si3)O12] or Na6[(Fe2Si3)O12], MM 19, 

340 (1922). 

Ferrisepiolith = ferrisepiolite, MM 32, 956 (1961). 

Ferri-Sericit = fine-grained Fe 3+ -rich muscovite, MM 35, 1133 (1966). 

ferriserpentine = Fe 3+ -rich serpentine, MM 32, 956 (1961). 

ferrisilica gel = ferrihydrite, de Fourestier 115 (1999). 

ferrisimplesita = ferrisymplesite, Novitzky 118 (1951). 

Ferrispinelle subgroup = GFe2O4 spinel, Clark 226 (1993). 

ferristilpnomelane = Fe 3+ -rich stilpnomelane, MM 29, 981 (1952). 

Ferrisulfat-Dekahydrat = quenstedtite, Chudoba RI, 23 (1939); [I.3,4421]. 

Ferrisulfat-Dodekahydrat = copiapite ?, Chudoba RI, 23 (1939); 

[I.3,4422]. 

Ferrisulfat-Enneahydrat = coquimbite, Chudoba RI, 23 (1939); [I.3,4397]. 

ferrisymplesite (questionable) = Fe-As-O-H, Strunz & Nickel 773 (2001); 

PDF 1-119. 

ferrisymplessite = ferrisymplesite, AM 10, 134 (1925). 

ferriszaponit = Fe 3+ -rich saponite, László 74 (1995). 

ferriszarkolit = hypothetical sarcolite Ca3[(Fe2Si3)O12] or 

Na6[(Fe2Si3)O12], László 75 (1995). 

ferriszepiolit = Fe 3+ -rich sepiolite, László 75 (1995). 

ferriszericit = fine-grained Fe 3+ -rich muscovite, László 75 (1995). 

ferriszimplezit = ferrisymplesite, László 75 (1995). 

ferrisztilpnomelán = Fe 3+ -rich stilpnomelane, László 75 (1995). 

Ferrit (?) = Fe-rich forsterite, Doelter II.1, 294 (1913). 

ferritchromite (Nixon et al.) = Fe 3+ -rich chromite or Cr-rich magnetite, 

CM 28, 531 (1990). 

Ferritchromit (Spangenberg) = Mg-Al-rich chromite, MM 38, 991 (1972).

ferrite-α = cohenite, PDF 3-411. 

ferrite (Heddle) = wüstite + serpentine pseudomorph after olivine, MM 5, 

28 (1882). 

ferrite (Howe) = iron, MM 16, 359 (1913). 

ferrite (Kristofferson) = brownmillerite, MM 29, 981 (1952). 

ferrite (Rammelsberg) = magnesioferrite, Ciriotti et al. 166 (2009). 

ferrite (Vogelsang) = goethite ± ferrihydrite, MM 16, 359 (1913). 

ferritechromite = Cr-rich magnetite, Bottrill & Baker 116 (2008). 

ferrite de zinc = franklinite, Clark 226 (1993). 

ferrite-spinels subgroup = GFe2O4 spinel, MM 30, 732 (1955). 

Ferritetrasulfat = rhomboclase, Doelter IV.2, 546 (1927). 

ferrithorite = thorite + goethite, AM 73, 198 (1988). 

Ferrititanbiotit = Fe 3+ -Ti-rich phlogopite, MM 25, 628 (1940). 

ferritkromit = Mg-Al-rich chromite, László 75 (1995). 

ferritorit = thorite + goethite, László 75 (1995). 

ferritremolite = hypothetical amphibole Ca2Fe5[Si4O11]2O2, AM 34, 224 

(1949). 

ferritschermakite (species) = amphibole Ca2(Mg3Fe2)[(Si3Al)O11]2(OH)2, MR 

29, 171 (1998). 

ferri-Tschermak's molecule = hypothetical pyroxene CaFe[(FeSi)O6], Deer 

et al. 2A, 235 (1978). 

Ferritschinglusit = hisingerite, MM 39, 912 (1974). 

ferritspinel subgroup = GFe2O4 spinel, Hey 424 (1962). 

Ferritspinelle subgroup = GFe2O4 spinel, MM 35, 1133 (1966). 

ferritungstite = hydrokenoelsmoreite, CM 48, 692 (2010). 

ferritungsztit = hydrokenoelsmoreite, László 75 (1995). 

Ferritürkis = Fe 3+ -rich turquoise, Chudoba EII, 116 (1954). 

ferriturkis = Fe 3+ -rich turquoise, Aballain et al. 121 (1968). 

ferriturkiz = Fe 3+ -rich turquoise, László 75 (1995). 

ferriturquis = Fe 3+ -rich turquoise, Aballain et al. 121 (1968). 

ferri-turquoise = Fe 3+ -rich turquoise, MM 26, 336 (1943). 

ferri-uvite = hypothetical tourmaline Ca(MgFe2)(Mg2Fe4)(BO3)3[Si6O18](OH)3O, 

EJM 11, 209 (1999). 

ferrivasturmalin = povondraite, László 75 (1995). 

ferri vena jecoris colore = marcasite, Hintze I.1, 818 (1901). 

ferriwodanite = Fe-Ti-rich phlogopite, CM 36, 910 (1998). 

ferriwodginite = hypothetical Mn2(FeTa)Ta4O16, CM 30, 637 (1992). 

Ferriwolframathexahydrat = hydrokenoelsmoreite, Doelter IV.2, 813 (1928). 

ferriwotanite = Fe 3+ -Ti-rich phlogopite, MM 25, 628 (1940). 

ferro = iron, Dana 6th, 28 (1892). 

ferro-actinolitic hornblende = ferrohornblende, MM 61, 309 (1997). 

ferro-aenigmatite = aenigmatite, AM 79, 839 (1994). 

ferro aerato = siderite, Egleston 312 (1892). 

ferro-åkermanite = synthetic melilite Ca2Fe[Si2O7], MM 24, 609 (1937). 

ferroaksiniet = axinite-(Fe), Council for Geoscience 756 (1996). 

Ferroaktinolith = ferroactinolite, Chudoba EII, 117 (1954). 

ferroalabandine = Fe-rich alabandite, MM 31, 958 (1958). 

ferroalabandite = Fe-rich alabandite, Aballain et al. 121 (1968). 

ferroalhuaudite = ferroalluaudite, Roberts et al. 377 (1990). 

Ferro-Allabandin = Fe-rich alabandite, Kipfer 178 (1974). 

ferro-alluaudite = ferroalluaudite, MR 39, 132 (2008). 

ferroalluaudite-Na = ferroalluaudite, MM 43, 230 (1979). 

ferroalluaudite-NaNa = Na FeFe2(PO4)3, MM 43, 230 (1979).

Ferroaluminiumsulfat-Tetrakaiikosihydrat = halotrichite, Chudoba RI, 23 

(1939); [I.3,4509]. 

ferro-alumino-barroisite = alumino-ferrobarroisite, MM 61, 295 (1997). 

ferro-aluminoceladonite = ferroaluminoceladonite, MR 39, 132 (2008). 

Ferroaluminoseladonit = ferroaluminoceladonite, LAP 22(7/8), 78 (1997). 

ferro-aluminotschermakite = alumino-ferrotschermakite, MM 61, 295 (1997). 

ferro-alumino-winchite = ferrowinchite, MM 61, 295 (1997). 

ferroalunite = Fe 3+ -rich alunite, MM 35, 1133 (1966); 36, 1144 (1968). 

Ferroalunogen = Fe 3+ -rich alunogen, Strunz 526 (1970). 

Ferroamesit = hypothetical chlorite (Fe4Al2)[(Al2Si2)O10](OH)8, MM 23, 629 

(1934). 

ferroan dicksonite = arrojadite, de Fourestier 117 (1999). 

ferroan dolomite = ankerite, Bates & Jackson 240 (1987). 

ferroan friedelite = nelenite, de Fourestier 117 (1999). 

ferroan germanite = renierite, de Fourestier 117 (1999). 

ferroankerite = Mg-rich ankerite, MM 39, 913 (1974). 

ferro-anophorite = ferric-ferronybøite, MM 48, 220 (1984). 

ferroan pargasite = pargasite or ferropargasite, MM 61, 309 (1997). 

ferroan pargasitic hornblende = pargasite or ferropargasite, MM 61, 309 

(1997). 

ferroanphlogite = Fe 2+ -rich phlogopite, AM 91, 188 (2006). 

ferro-anthophyllite (Shannon) = actinolite, AM 16, 253 (1931). 

ferroantigorite (Eckermann) = Fe 2+ -rich antigorite, Aballain et al. 121 

(1968). 

ferro-antigorite (Winchell) = greenalite, MM 21, 563 (1928). 

ferroantofilliet (Winchell) = ferro-anthophyllite, Council for Geoscience 

756 (1996). 

ferroantofillit (Shannon) = actinolite, László 75 (1995). 

Ferro-Armalcolith = Fe 2+ -rich armalcolite, Chudoba EIV, 29 (1974). 

ferro-augite = Mg-rich hedenbergite, AM 73, 1131 (1988). 

ferro-axinite = axinite-(Fe), MR 39, 132 (2008). 

Ferrobabingtonit = babingtonite, AM 53, 1064 (1968); MM 38, 103 (1971). 

Ferro-Berthierin = berthierine, Strunz 458 (1970). 

ferroboracita = Fe 2+ -rich boracite or ericaite ?, de Fourestier 117 

(1999). 

ferrobrucite = coalingite, AM 50, 1893 (1965). 

ferrocalcite = Fe 2+ -rich calcite, AM 15, 573 (1930). 

ferro-calderite = Fe 2+ -rich calderite, AM 13, 33 (1928). 

ferrocannilloite = fluorocannilloite, EJM 21, 1077 (2009). 

Ferrocarbonat = siderite, Doelter I, 418 (1911). 

Ferrochabasit = chabazite-Ca, Kipfer 88 (1974). 

ferrochabazite = chabazite-Ca, Tschernich 528 (1992). 

ferrochalcanthite = Cu-rich siderotil, MM 39, 913 (1974). 

ferro-chamosite = chamosite, MM 30, 733 (1955). 

ferrochinglusite = hisingerite, de Fourestier 117 (1999). 

Ferrochlorid = lawrencite, Hintze I.2, 2492 (1913). 

ferrochromate = chromite, Doelter IV.2, 680 (1927). 

Ferrochromit = chromite, Linck I.4, 70 (1921). 

ferrochrompicotite = blue magnetite, Bukanov 75 (2006). 

ferro-chrysotile = greenalite, MM 24, 610 (1937). 

ferrocinkit = franklinite, László 76 (1995). 

ferrocinkrodokrozit = Fe 2+ -Zn-rich rhodochrosite, László 76 (1995). 

ferro-clinoholmquistite = clino-ferroholmquistite, MM 61, 295 (1997). 

ferroclorita = Fe 2+ -rich clinochlore, de Fourestier 117 (1999).

ferrocobaltine = Fe-rich cobaltite, Dana 7th I, 297 (1944). 

ferrocobaltite = Fe-rich cobaltite, Dana 6th, 90 (1892). 

ferrocolumbite (Shepard) = ilmenite ?, MR 1, 52 (1970). 

ferrocolumbite (Simpson) = columbite-(Fe), MR 39, 132 (2008). 

ferrocopiapite = copiapite, AM 24, 182 (1939). 

Ferrocordierit = sekaninaite, MM 35, 1133 (1966). 

ferro cromato = chromite, Dana 6th, 228 (1892). 

ferrocuprochalcanthite = Cu-rich siderotil, MM 39, 913 (1974). 

Ferrocuprochalkanthit = Cu-rich siderotil, Kipfer 178 (1974). 

ferrodicksonite = arrojadite, AM 50, 1663 (1965). 

ferrodolomite = ankerite, MM 24, 610 (1937). 

ferrodomite = ankerite, Clark 417 (1993). 

ferrodonbassite = Fe 3+ -rich donbassite, GC 42, 94 (1991). 

ferrodonpeacorite = unknown, IMA 2009-003. 

ferrodravite = Fe 2+ -rich dravite, Bukanov 85 (2006). 

ferro-edentic hornblende = ferro-edenite, MM 61, 309 (1997). 

ferroelbaite = schorl, AM 96, 911 (2011). 

ferro-enstatite = Fe 2+ -rich enstatite, Bukanov 317 (2006). 

ferroepsomite = Fe 2+ -rich epsomite, MM 25, 628 (1940). 

ferroesaidrite = ferrohexahydrite, Ciriotti et al. 14 (2009). 

ferroestibiana = schafarzikite or tripuhyite ?, de Fourestier 117 (1999). 

Ferrofallidit = szomolnokite, Dana 6th II, 42 (1909). 

ferrofengit = hypothetical mica K(Fe0.5Al1.5)[(Si3.5Al0.5)O10](OH)2, László 76 

(1995). 

ferro-ferri-andradite = hypothetical garnet Fe3Fe2[SiO4]3, Clark 228 

(1993). 

ferro-ferri-barroisite = ferri-ferrobarroisite, MM 61, 295 (1997). 

ferroferrichromite = Fe 3+ -rich chromite or Cr-rich magnetite, MM 35, 1133 

(1966). 

ferroferrikromit = Fe 3+ -rich chromite or Cr-rich magnetite, László 76 

(1995). 

ferro-ferri-lazulite = barbosalite, MM 30, 733 (1955). 

ferroferrimargarite = Fe-rich margarite, AM 42, 582 (1957). 

ferroferrimargite = Fe-rich margarite, Clark 436 (1993). 

ferro-ferri-muscovite = tetraferriannite, MM 21, 563 (1928). 

ferroferrimuszkovit = tetraferriannite, László 76 (1995). 

ferro-ferri-nyboite = ferric-ferronybøite, AM 78, 741 (1993). 

ferroferriphosphat, hydratirt = vivianite, Hintze I.2, 2386 (1912). 

ferro-ferri-silicate = hypothetical garnet Fe3Fe2[SiO4]3, MA 10, 233 

(1948). 

Ferroferrit = magnetite, Linck I.4, 34 (1921). 

ferro-ferri-tschermakite = ferri-ferrotschermakite, MM 61, 295 (1997). 

ferro-ferri-winchite = ferri-ferrowinchite, MM 58, 168 (1994). 

ferroferriwodginite = hypothetical Fe2(FeTa)Ta4O16, CM 30, 637 (1992). 

ferrofillowite = johnsomervilleite, MM 31, 959 (1958); AM 72, 1038 

(1987). 

ferro-fluor-leakeite = fluoro-ferroleakeite, AM 78, 734 (1993). 

ferrofranklinite = Fe 2+ -rich franklinite, Clark 229 (1993). 

Ferro-Friedelit = nelenite, MM 32, 956 (1961). 

ferrogel = colloidal goethite ± ferrihydrite or hematite, Clark 229 

(1993). 

ferrogimnita = chrysotile + talc + goethite, de Fourestier 117 (1999). 

ferroglaukofán = ferroglaucophane, László 76 (1995). 

Ferroglaukophan = ferroglaucophane, Strunz 526 (1970).

ferrogloukofaan = ferroglaucophane, Council for Geoscience 756 (1996). 

ferro-goslarite = Fe 2+ -rich goslarite, AM 15, 573 (1930). 

ferrohagendorfite = hypothetical (NaCa)Fe3(PO4)3, MM 43, 227 (1979). 

ferrohalloysite = Fe 3+ -rich halloysite-10Å, English 79 (1939). 

ferrohalotrichite = halotrichite, AM 56, 1122 (1971); MM 43, 1055 (1980). 

ferrohalotriquita = halotrichite, MM 38, 991 (1972). 

ferrohastingsite = hastingsite, Horváth 270 (2003). 

ferrohedenbergite = augite, AM 73, 1131 (1988). 

ferrohedenburgite = augite, AM Index 41-50, 12 (1968). 

ferroheksahidriet = ferrohexahydrite, Council for Geoscience 756 (1996). 

ferrohexahidrit = ferrohexahydrite, László 76 (1995). 

ferrohidrit = colloidal goethite ± ferrihydrite, László 76 (1995). 

ferrohipersztén = ferrosilite, László 76 (1995). 

ferrohodsite = ferrorhodsite, Back & Mandarino 53 (2008). 

ferrohögbomite-6N12S = hypothetical Fe6Al14Ti2O30(OH)2, EJM 14, 391 (2002). 

ferrohoringblende = ferrohornblende, Council for Geoscience 756 (1996). 

ferrohorneblende = ferrohornblende, de Fourestier 11 (1994). 

ferrohortonolite = Mg-rich fayalite, CM 15, 267 (1977). 

ferrohübnerite = Fe 2+ -rich hübnerite, Clark 230 (1993). 

ferrohubnerite = Fe 2+ -rich hübnerite, Aballain et al. 122 (1968). 

ferrohumite = Mn-rich fayalite ?, MM 25, 628 (1940). 

ferrohydrite = colloidal goethite ± ferrihydrite, MM 26, 337 (1943). 

ferrohydroxyleckermannite = ferro-eckermannite, Godovikov 123 (1997). 

ferrohydroxylpargasite = ferropargasite, Godovikov 122 (1997). 

ferrohydroxylrichterite = ferrorichterite, Godovikov 123 (1997). 

ferrohypersthene = Mg-rich ferrosilite, AM 73, 1131 (1988). 

Ferro-Ilmenit = columbite-(Fe), Dana 6th, 738 (1892). 

ferrojacobsite = Fe 2+ -rich jacobsite, Clark 230 (1993). 

ferrojakobsit = Fe 2+ -rich jacobsite, László 76 (1995). 

Ferro-Johannsenit (Chudoba) = Fe 2+ -rich johannsenite, AM 73, 1131 (1988). 

ferro-johannsenite (Dimanov & Wiedenbeck) = Mn 2+ -rich hedenbergite, EJM 

18, 705 (2006). 

ferrokalcit = Fe 2+ -rich calcite, László 76 (1995). 

ferrokalkantit = Cu-rich siderotil, László 77 (1995). 

Ferrokarfoliet = ferrocarpholite, Council for Geoscience 756 (1996). 

Ferrokarpholit = ferrocarpholite, Chudoba EII, 118 (1954). 

Ferrokarpholith = ferrocarpholite, Strunz 415 (1970). 

ferrokesterite = ferrokësterite, Strunz & Nickel 78 (2008); MR 39, 133 

(2008). 

ferrokësterite = stannite ?, CM 41, 639 (2003). 

Ferrokesterit = mawsonite + bornite ± kësterite ± stannoidite, Lapis 

32(11), 24 (2007). 

ferrokhristovite-(REE) = hypothetical epidote 

(CaREE)(FeAlMn)[Si2O7](SiO4)F(OH), EJM 18, 558 (2006). 

ferrokjoszterit = ferrokësterite, László 77 (1995). 

Ferro-Klinoholmquistit = clino-ferroholmquistite, LAP 23(4), 40 (1998). 

Ferro-Knebelit = Mn-rich fayalite, Chudoba EII, 119 (1954). 

Ferrokobaltin = Fe-rich cobaltite, Doelter IV.1, 670 (1926). 

Ferrokobaltit = glaucodot ?, Strunz 526 (1970). 

ferrokolumbit (Shepard) = tantalite-(Fe), László 77 (1995). 

ferrokolumbit (Simpson) = columbite-(Fe), László 77 (1995). 

ferrokrizotil = greenalite, László 77 (1995). 

ferrokromit = chromite, László 77 (1995). 

ferrokuprokalkantit = Cu-rich siderotil, László 77 (1995).

Ferrolaueit (IMA 1987-047) = Fe3(PO4)2(OH)·8H2O, Weiss 83 (1998). 

Ferrolazulith = Fe 2+ -rich lazulite, MM 30, 733 (1955). 

ferroleakeite = hypothetical amphibole Na3(Fe4Li)[Si4O11]2(OH)2, MR 29, 171 

(1998). 

ferrolite = black gem iron (slag), MM 39, 913 (1974). 

ferrolizardite = Fe 2+ -rich lizardite, AM 50, 2102 (1965); MM 36, 1144 

(1968). 

ferroludwigite = vonsenite, AM 14, 102 (1929). 

Ferromagnesit = Fe 2+ -rich magnesite, Strunz 236 (1970). 

ferromagnetic ferric oxide = maghemite, Dana 7th I, 708 (1944). 

ferro magnetico = magnetite, Dana 6th, 224 (1892). 

ferromagnezit = Fe 2+ -rich magnesite, László 77 (1995). 

ferromangandolomite = ankerite, MM 28, 65 (1947). 

ferromanganovolframit = Mn-rich ferberite or Fe-rich hübnerite, László 77 

(1995). 

ferromanganowolframite = Mn-rich ferberite or Fe-rich hübnerite, Clark 

231 (1993). 

Ferrometamanganit = bixbyite, Kipfer 88 (1974). 

ferromijasiroit = hypothetical amphibole Na3(Fe3Al2)[(Si3.5Al0.5)O11]2(OH)2, 

László 77 (1995). 

ferro-miyashiroite = hypothetical amphibole 

Na3(Fe3Al2)[(Si3.5Al0.5)O11]2(OH)2, MM 33, 1100 (1964). 

ferromontmorillonite = nontronite, MM 25, 628 (1940). 

ferro muriato = lawrencite, Dana 7th II, 40 (1951). 

ferromuscovite = Fe 2+ -rich phlogopite or annite or tetraferriannite or 

siderophyllite, MM 21, 563 (1928). 

Ferromuskovit = Fe 2+ -rich phlogopite or annite or tetraferriannite or 

siderophyllite, Kipfer 88 (1974). 

ferromuszkovit = Fe 2+ -rich phlogopite or annite or tetraferriannite or 

siderophyllite, László 77 (1995). 

ferronatrite (original spelling) = ferrinatrite, MM 14, 398 (1907). 

ferronemalite = coalingite, MM 16, 360 (1913). 

Ferronickelplatin = ferronickelplatinum, Weiss 83 (1998). 

ferro-nickels family = awaruite + taenite + tetrataenite + Ni-rich iron, 

Lacroix 10 (1931). 

ferronikkelplatina = ferronickelplatinum, László 77 (1995). 

ferronikkelplatinum = ferronickelplatinum, Council for Geoscience 757 

(1996). 

Ferroniobit = columbite-(Fe), Chudoba EII, 705 (1959). 

ferronybøite = hypothetical amphibole Na3(Fe3Al2)[(Si3.5Al0.5)O11]2(OH)2, EJM 

5, 943 (1993); MM 67, 772 (2003). 

ferronyböite = ferronybøite, MR 39, 133 (2008). 

ferro-olivine = fayalite, CM Newsletter 73, 18 (2004). 

ferro-omphacite = omphacite, CM 13, 62 (1975). 

ferro-ortho-titanate = ulvöspinel, MM 28, 729 (1949). 

ferro-ortho-titanite = ulvöspinel, Clark 231 (1993). 

ferroortoklász = synthetic feldspar K[(FeSi3)O8], László 286 (1995). 

ferroortotitanit = ulvöspinel, László 77 (1995). 

ferro ossidolato = magnetite, Dana 6th, 224 (1892). 

ferro-ottliniite = ferro-ottoliniite, Back & Mandarino 74 (2008). 

ferro-ottoliniite = hypothetical amphibole 

(NaLi)(Fe 2+ 3Fe 3+ Al)[Si4O11]2(OH)2, AM 89, 891 (2004). 

ferropalidita = szomolnokite, Novitzky 118 (1951). 

Ferropallidit = szomolnokite, MM 13, 367 (1903).

ferroparaluminite = Fe-rich hydrobasaluminite, MM 24, 609 (1937). 

ferro-pargasitic hornblende = ferropargasite, MM 61, 309 (1997). 

ferropedrizite = hypothetical amphibole NaLi2(Fe 2+ 2Fe3+Al)[Si4O11]2(OH)2, 

EJM 16, 193 (2004). 

ferropericlase (questionable) = Fe 2+ -rich periclase, MM 29, 981 (1952); 

AM 92, 433 (2007). 

Ferroperiklas = ferropericlase, Chudoba EII, 120 (1954). 

ferroperiklász = ferropericlase, László 77 (1995). 

ferro per-muriata = molysite, Clark 466 (1993). 

ferrophengite (Jacobsen et al.) = annite ?, Deer et al. III, 60 (1962). 

ferrophengite (Winchell) = hypothetical mica 

K(Fe0.5Al1.5)[(Si3.5Al0.5)O10](OH)2, AM 34, 223 (1949). 

ferrophlogopite = Fe 2+ -rich phlogopite, MM 32, 956 (1961). 

ferropickeringite = Fe 2+ -rich pickeringite, MM 25, 628 (1940). 

ferropicotite = Mg-rich hercynite, MM 16, 360 (1913). 

ferropigeonite = clinoferrosilite, AM 73, 1131 (1988). 

ferropiroaurit = coalingite, László 77 (1995). 

ferropiroszmalit = pyrosmalite-(Fe), László 77 (1995). 

Ferroplatin = isoferroplatinum or tetraferroplatinum, MM 16, 360 (1913). 

ferroplatinum = isoferroplatinum or tetraferroplatinum, CM 13, 117 

(1975). 

ferroplumbite = plumboferrite, MM 25, 629 (1940). 

ferroprehnite = Fe 3+ -rich prehnite, Horváth 271 (2003). 

ferropseudobrookite = FeTi2O5, AM 73, 1377 (1988). 

ferropszeudobrookit = FeTi2O5, László 77 (1995). 

ferropumpellyite = pumpellyite-(Fe 2+ ), CM 12, 221 (1973). 

ferropyroaurite = coalingite, Dana 7th I, 661 (1944). 

ferropyrosmalite = pyrosmalite-(Fe), MR 39, 132 (2008). 

ferrorhabdite = Ni-free schreibersite, MM 17, 350 (1916). 

ferrorhodochrosite = Fe 2+ -rich rhodochrosite, MM 30, 733 (1955). 

ferrorhodonite = Fe 2+ -rich rhodonite, MM 36, 1151 (1968). 

ferrorodokrozit = Fe 2+ -rich rhodochrosite, László 77 (1995). 

ferrorodonit = Fe 2+ -rich rhodonite, László 77 (1995). 

ferroroemerite = römerite, Dana 6th II, 89 (1909). 

Ferrorömerit = römerite, MM 13, 367 (1903). 

ferroromerite = römerite, Aballain et al. 123 (1968). 

ferror-pargasite = ferropargasite, MJJ 12, 255 (1985). 

Ferrortotitanat = ulvöspinel, de Fourestier 118 (1999). 

ferrosalite (Hess) = Mg-rich hedenbergite, AM 73, 1131 (1988). 

ferrosalite (Bradley) = esseneite, MM 35, 1134 (1966). 

ferroschallerite = nelenite, MM 48, 271 (1984). 

ferroscheferita = aegirine, de Fourestier 118 (1999). 

ferroschorlite = schorl, AM 96, 911 (2011). 

Ferroschörlite = schorl, Bukanov 85 (2006). 

Ferroseladonit = ferroceladonite, Lapis 22(7/8), 78 (1997). 

Ferros Emerald = green glass, O'Donoghue 827 (2006). 

ferrosilicate of manganese = Fe 2+ -rich rhodonite, Dana 6th, 379 (1892). 

ferrosilicine = suessite or gupeiite ?, Clark 232 (1993). 

ferrosilicite = luobusaite, LAP 32(5), 54 (2007). 

ferrosilicium = luobusaite + ferdisilicite, Chudoba EIV, 30 (1974). 

ferrosilicon = luobusaite + ferdisilicite, MA 21, 747 (1970). 

ferrosilite (Murdoch) = ferroselite, AM Index 41-50, 274 (1968). 

ferrosilite III = synthetic Fe9[Si9O27], Deer et al. 2A, 601 (1978). 

ferrosilizii = luobusaite + ferdisilicite, Chudoba EIV, 30 (1974).

ferrosillite = ferrosilite, de Fourestier 42 (1994). 

Ferrosmithsonit = Fe 2+ -rich smithsonite, Strunz 236 (1970). 

ferro specolare = hematite, Dana 6th, 213 (1892). 

Ferrospessartin = Fe 2+ -rich spessartine, Chudoba EII, 121 (1954). 

ferrospessartite = Fe 2+ -rich spessartine, MM 21, 564 (1928). 

ferrospinel = hercynite, MM 32, 957 (1961). 

Ferrospinell = hercynite, Strunz 526 (1970). 

ferrossmaragd = glass, László 247 (1995). 

Ferrostibian = långbanite, AM 53, 1779 (1968). 

ferrostibianite = långbanite, Egleston 125 (1892). 

ferrostilpnomelane = stilpnomelane, MM 25, 629 (1940). 

ferrosudoite = Fe 2+ -rich sudoite, GC 42, 94 (1991). 

Ferrosulfat = melanterite, Zirlin 79 (1981). 

Ferrosulfat-Heptahydrat = melanterite, Chudoba RI, 23 (1939); [I.3,4359]. 

Ferrosulfat-Monohydrat = szomolnokite, Chudoba RI, 23 (1939); [I.3,4333]. 

Ferrosulfat-Pentahydrat = siderotil, Chudoba RI, 23 (1939); [I.3,4384]. 

ferro-sundiusite = hypothetical amphibole Na2Ca(Fe3Al2)[(Si3Al)O11]2(OH)2, 

MM 33; 1105, 1133 (1964). 

ferroszaibelyite = Fe 2+ -rich szaibélyite, DASESS 275, 103 (1984). 

ferroszelit = ferroselite, László 78 (1995). 

ferroszilicin = suessite or gupeiite ?, László 78 (1995). 

ferroszilicium = fersilicite + ferdisilicite, László 78 (1995). 

ferroszilit = ferrosilite, László 78 (1995). 

ferrosztibián = långbanite, László 78 (1995). 

ferrosztilpnomelán = stilpnomelane, László 78 (1995). 

ferrotantalite (Nordenskiöld) = ixiolite, de Fourestier 118 (1999). 

ferrotantalite (Thomson) = tantalite-(Fe), MR 39, 132 (2008). 

ferrotapiolite = tapiolite-(Fe), MR 39, 132 (2008). 

ferrotefroit = Fe 2+ -rich tephroite, László 78 (1995). 

ferrotellurite (questionable) = keystoneite, GACMAC 13, A4 (1988). 

ferrotennantite = Fe-rich tennantite, Godovikov 68 (1997). 

ferrotephroite = Fe 2+ -rich tephroite, Clark 233 (1993). 

ferrothorite = thorite + goethite, AM 73, 198 (1988). 

ferrotichit = ferrotychite, László 78 (1995). 

ferrotigiet = ferrotychite, Council for Geoscience 757 (1996). 

ferrotine = maghemite, MM 25, 629 (1940); 27, 269 (1946). 

ferrotitanite = schorlomite, Dana 6th, 447 (1892). 

ferro tourmaline = schorl, Bukanov 85 (2006). 

ferro-tremolite = ferroactinolite, AM 63, 1050 (1978). 

Ferrotriplit = zwieselite, Clark 233 (1993). 

ferro-tschermakitic hornblende = ferrotschermakite, MM 61, 309 (1997). 

Ferrotungspat = ferberite, Chudoba RI, 23 (1939); [I.3,4143]. 

Ferrotungspath = ferberite, Hey 427 (1962). 

Ferrotungstat = ferberite, Dana 7th II, 1064 (1951). 

ferrotungsten = synthetic (W,Fe), Chester 94 (1896). 

ferrotungstine = synthetic (W,Fe), Dana 6th, 1049 (1892). 

Ferrotungstit = ferberite, Doelter IV.3, 1125 (1931). 

ferrotungsztát = ferberite, László 78 (1995). 

ferrotungsztin = synthetic (W,Fe), László 78 (1995). 

ferrotungsztit = synthetic (W,Fe), László 266 (1995). 

ferrous chamosite = chamosite, MM 30, 733 (1955). 

ferrous chert = quartz + red hematite, Bukanov 116 (2006). 

ferrous chrysolite = fayalite, Bukanov 103 (2006). 

ferrous emerald = colored glass, Bukanov 369 (2006).

ferrous ferric lazulite = barbosalite, AM 39, 850 (1954). 

ferrous garnet = almandine, Bukanov 108 (2006). 

ferrous opal = sandstone + opal-A, Bukanov 148 (2006). 

ferrous pebble = red-brown quartz, Bukanov 123 (2006). 

ferrous riebeckite = riebeckite, MM 31, 959 (1958). 

ferrous spar = siderite, Bukanov 326 (2006). 

ferrous spinel = hercynite, Bukanov 75 (2006). 

ferrous tourmaline = schorl, Bukanov 85 (2006). 

ferrovolframit = ferberite, László 78 (1995). 

ferrovonsenite = vonsenite, MM 35, 1134 (1966). 

ferrowhittakerite = hypothetical amphibole 

Na(NaLi)(LiFe 2+ 2Fe 3+ Al)[Si4O11]2(OH)2, AM 89, 885 (2004). 

Ferrowolframit = ferberite, Dana 6th, 985 (1892). 

ferrowollastonite = ferrobustamite or Fe 2+ -rich wollastonite, AM 35, 1080 

(1950). 

ferrozinchrodochrosite = Fe 2+ -Zn-rich rhodochrosite, Aballain et al. 124 

(1968). 

ferrozincite = franklinite, Dana 6th, 219 (1892). 

ferrozincrhodochrosite = Fe 2+ -Zn-rich rhodochrosite, MM 32, 957 (1961). 

Ferrozinkit = franklinite, Chudoba EII, 706 (1959). 

Ferrozink-Rhodochrosit = Fe 2+ -Zn-rich rhodochrosite, Strunz 236 (1970). 

Ferrozinkrhodosit = Fe 2+ -Zn-rich rhodochrosite, Chudoba EII, 706 (1959). 

ferro-zippeite = Mg[Fe(UO2)2(SO4)(OH)4]2·3H2O, MA 51, 892 (2000). 

ferrsilicite = fersilicite, Godovikov 191 (1997). 

ferrucit = ferruccite, Chudoba EII, 448 (1955); [EI,172]. 

ferrugineuse chlorite = Mg-rich chamosite, Egleston 80 (1892). 

ferruginous chlorite = Mg-rich chamosite, Egleston 103 (1892). 

ferruginous jasper = red massive Fe-rich quartz, Egleston 283 (1892). 

ferruginous lithomarge = kaolinite + quartz + mica + goethite, Egleston 

341 (1892). 

ferruginous natrolite = natrolite + chamosite ?, Egleston 227 (1892). 

ferruginous opal = red Fe-rich opal-CT, Egleston 238 (1892). 

ferruginous oxide of columbium = columbite-(Fe), Egleston 90 (1892). 

ferruginous oxide of titanium = pseudorutile, Egleston 209 (1892). 

ferruginous oxide of tungsten = ferberite, Egleston 370 (1892). 

ferruginous phosphate of manganese = triplite, Egleston 351 (1892). 

ferruginous quartz = quartz + hematite, Egleston 280 (1892). 

ferruginous silicate of manganese = willemite, Egleston 368 (1892). 

ferruginous zinc spar = Fe 2+ -rich smithsonite, Egleston 318 (1892). 

ferrum = iron, Egleston 165 (1892). 

ferrum arsenico mineralisatum = ferberite, Dana 6th, 982 (1892). 

ferrum calciforme terra quadam incognita intime mixtum = cerite-(Ce), 

Dana 6th, 550 (1892). 

ferrum calciforme terra quadam incognite intime mixtum = cerite-(Ce), 

Egleston 126 (1892). 

ferrum calciforme terre quamdam incognita intime mixtum = cerite-(Ce), 

Egleston 72 (1892). 

ferrum corrosum volatile mineralisatum molybdaena = graphite, de 

Fourestier 119 (1999). 

ferrum cum magnesio et terra calcarea acido aero mineralisatum = 

siderite, Dana 6th, 276 (1892). 

ferrum intractibile albicans spathosum = siderite, Linck I.3, 3160 

(1926). 

ferrum jecoris colore = marcasite, Dana 6th, 94 (1892).

ferrum limosum, etc. = goethite ± ferrihydrite, Dana 6th, 250 (1892). 

ferrum magnes = magnetite, de Fourestier 119 (1999). 

ferrum mineralisatum durissimum = corundum + hematite + magnetite + 

spinel, de Fourestier 119 (1999). 

ferrum mineralisatum magnético-pyriceum = pyrrhotite, de Fourestier 119 

(1999). 

ferrum mineralisatum pyrite capillaris = millerite, de Fourestier 119 

(1999). 

ferrum ochraceum argillaceum = hematite, de Fourestier 119 (1999). 

ferrum ochraceum brunum = goethite, de Fourestier 119 (1999). 

ferrum ochraceum coeruleum = vivianite, de Fourestier 119 (1999). 

ferrum ochraceum nigrum = magnetite, de Fourestier 119 (1999). 

ferrum ochraceum spatiforme = siderite, de Fourestier 119 (1999). 

ferrutite = davidite-(La), MM 31, 959 (1958). 

fer silicaté = ilvaite, Lacroix 111 (1931). 

fer silicéo-calcaire = ilvaite, Egleston 163 (1892). 

fersilicite = FeSi, AM 54, 1737 (1969). 

fersilizitu = fersilicite, Chudoba EIV, 30 (1974). 

fersmannite = fersmanite, Clark 234 (1993). 

fersmannit seltener Erden = fersmite, Chudoba EIII, 422 (1967). 

fersmite-(Ce) = fersmite, Godovikov 95 (1997). 

fersmit seltener Erden = fersmite, Chudoba EIII, 419 (1967). 

fer sous-sulfaté = pitticite, Egleston 259 (1892). 

fer sous-sulfaté terreux = schwertmannite, Dana 6th, 970 (1892). 

fer sou-sulphaté spathique = siderite, de Fourestier 113 (1999). 

fer spathique = siderite, Des Cloizeaux II, 142 (1893). 

fer spatique = siderite, Dana 6th, 276 (1892). 

fer spatique de Lisle = siderite, Linck I.3, 3160 (1926). 

fer spéculaire = black hematite, Dana 6th, 213 (1892). 

fer sublimé des volcans = black hematite, Egleston 151 (1892). 

fer sulfaté = melanterite, Haüy IV, 140 (1822). 

fer sulfaté ocreux = pitticite, Egleston 259 (1892). 

fer sulfaté rouge = botryogen, Dana 6th, 972 (1892). 

fer sulfaté vert = melanterite, Egleston 207 (1892). 

fer sulfuré = pyrite, Haüy IV, 38 (1822). 

fer sulfuré aciculaire radié = marcasite, Egleston 204 (1892). 

fer sulfuré arsenical = arsenopyrite, Egleston 33 (1892). 

fer sulfuré aurifère = pyrite + gold, Egleston 274 (1892). 

fer sulfuré blanc = marcasite, Haüy IV, 68 (1822). 

fer sulfuré capillaire = millerite, Dana 6th, 70 (1892). 

fer sulfuré concrétionné = marcasite, de Fourestier 113 (1999). 

fer sulfuré décomposé = pyrite or marcasite pseudomorph after pyrrhotite, 

de Fourestier 113 (1999). 

fer sulfuré épigène = pyrite, Egleston 274 (1892). 

fer sulfuré ferrifère = pyrrhotite, Egleston 279 (1892). 

fer sulfuré jaune = pyrite, Egleston 274 (1892). 

fer sulfuré magnétique = pyrrhotite, Haüy IV, 64 (1822). 

fer sulfuré prismatique rhomboidale = marcasite, Dana 6th, 94 (1892). 

fer sulfuré var. radié = marcasite, Dana 6th, 94 (1892). 

fer sulphuré blanc = marcasite, Egleston 204 (1892). 

fer sulphuré prismatique rhomboidale = marcasite, Dana 7th I, 312 (1944). 

ferszilicit = fersilicite, László 78 (1995). 

ferszmanit = fersmanite, László 78 (1995). 

ferszmit = fersmite, László 78 (1995).

fer terreux argileux = goethite ± halloysite-10Å, Egleston 192 (1892). 

fer terreux bleu = vivianite, Egleston 362 (1892). 

fer terreux limoneux = goethite, Egleston 191 (1892). 

fer titané = ilmenite or pseudorutile, Egleston 209 (1892). 

fer titané tantalifère = senaite, Atencio 26 (2000). 

fertusonite = fergusonite-(Y), Hey 226 (1962). 

ferutite = davidite-(La), AM 49, 447 (1964). 

feruvite-schorl-uvite = Ca-Mg-rich schorl, CM 38, 872 (2000). 

Fe-sanidine = synthetic K[(Si3Fe)O8], EJM 20, 636 (2008). 

Fe-saponite = K-rich ferrosaponite, ClayM 36, 81 (2001). 

Fe-sarcopside = sarcopside, AM 69, 890 (1984). 

Fe-Seladonit = ferroceladonite, LAP 22(7/8), 3 (1997). 

Fe-sepiolite = Fe-rich sepiolite, MJJ 16, 169 (1992). 

Fe-serpentine = greenalite, CM 13, 241 (1975). 

Fe-shafranovskite = Fe-rich shafranovskite ?, AM 75, 432 (1990). 

Fe-sicklerite (?) = Fe-rich sicklerite, de Fourestier x (1999). 

Fe-sicklerite (Mason) = ferrisicklerite, AM 26, 681 (1941). 

Fe-siegenite = Fe-rich siegenite, MM 43, 737 (1980). 

Fe2SiO4-spinel = Fe2SiO4, AM 87, 1257 (2002). 

Fe-smectite (Cox et al.) = Fe-exchanged montmorillonite, CCM 36, 267 

(2001). 

Fe-smectite (SWa-1) = Al-rich nontronite, ClayM 43, 38 (2008). 

Fe-smectite (Vali et al.) = Fe-rich montmorillonite or nontronite, AM 78, 

1217 (1993). 

Fe 3+ -smectite = Fe-exchanged montmorillonite, CCM 31, 437 (1983). 

Fe(III)-smectite = Fe-exchanged montmorillonite, CCM 36, 267 (2001). 

Fe-spinel (Herd et al.) = hercynite, MM 51, 205 (1987). 

Fe-spinel (Kaminsky et al.) = magnetite, MM 73, 807 (2009). 

Fe-spodumene = synthetic pyroxene LiFe[Si2O6], MM 32, 957 (1961). 

Fe,Sr-hydrogarnet = synthetic Sr3Fe2[OH]12, AM 53, 1663 (1968). 

Fe-staurolite = staurolite, AM 66, 933 (1981). 

Feste Bleyerde = cerussite, de Fourestier 119 (1999). 

Festes Amalgam = mercury + silver, de Fourestier 120 (1999). 

Festes Hydrogel = opal, Kipfer 97 (1974). 

Festes Steinmark = kaolinite or halloysite-10Å, Des Cloizeaux I, 209 

(1862). 

Feste Uranokker = becquerelite + fourmarierite + others, Dana 6th, 892 

(1892). 

Festungsachat = banded quartz-mogánite mixed-layer, Hintze I.2, 1472 

(1906). 

Festungskobalt = skutterudite, Hintze I.1; 802, 807 (1901). 

Festungskobold = skutterudite, Haditsch & Maus 60 (1974). 

Festungsquarz = banded quartz-mogánite mixed-layer, Hintze I.2, 1352 

(1905). 

Fe-sudoite = Fe-rich sudoite, MA 54, 1933 (2003). 

fésű(s)kovand = marcasite, László 78 (1995). 

Fe-sursassite = high-pressure Fe4(FeAl)Al4(SiO4)2[Si2O6(OH)2]2O(OH)5, EJM 

14, 575 (2002). 

Fe-talc = minnesotaite, CM 21, 209 (1983). 

Fe-tantalite = tantalite-(Fe), CM 36, 610 (1998). 

Fe-tennantite = Fe-rich tennantite, CM 28, 725 (1990). 

Fe-tetrahedrite = Fe-rich tetrahedrite, CM 28, 725 (1990). 

Fe-thorite = Fe-rich thorite, Pekov 167 (1998).

Fe-Ti-Cr spinel = Cr-Al-rich magnetite or Fe-Al-rich chromite, MM 66, 875 

(2002). 

fetid barite = baryte + bitumen, de Fourestier 120 (1999). 

fetid calcite = calcite + H2S, Dana 7th I, 153 (1951). 

fetid carbonate of lime = calcite + bitumen, Egleston 63 (1892). 

fetid feldspar = orthoclase + bitumen, Egleston 122 (1892). 

fetid fluate of lime = fluorite, Egleston 127 (1892). 

fetid fluor = fluorite + bitumen, Clark 235 (1993). 

fetid heavy spar = baryte + bitumen, Dana 6th, 900 (1892). 

fetid limestone = calcite + bitumen, Egleston 63 (1892). 

fetid quartz = quartz + bitumen, Clark 235 (1993). 

fetid sulphate of baryta = baryte + bitumen, Egleston 40 (1892). 

Fe-Ti garnet = Ti-rich andradite + schorlomite, AM 65, 142 (1980). 

FeTi wodginite = ferrotitanowodginite, CM 36, 610 (1998). 

Fe 2+ -Ti wodginite = ferrotitanowodginite, AM 84, 992 (1999). 

Fe-tourmaline (Fuchs et al.) = schorl, AM 83, 525 (1998). 

Fe-tourmaline (Kahlenberg & Veličkov) = foitite, EJM 12, 947 (2000). 

Fe-tschermakite (Flemming & Luth) = hypothetical pyroxene 

(FeAl)[(AlSi)O6], AM 87, 25 (2002). 

Fe-tschermakite (Kohn & Spear) = ferrohornblende, AM 75, 89 (1990). 

Fe-tschermakite (Yang) = synthetic amphibole Ca2(Fe3Al2)[(Si3Al)O11]2(OH)2, 

AM 88, 185 (2003). 

Fe-Turmalin = schorl, Doelter II.1, 15 (1912). 

Fettbol = nontronite + opal-C, Dana 6th, 701 (1892). 

Fettelit = As-rich polybasite? LAP 34(12), 38 (2008). 

Fettkohle = semibituminous coal, Doelter IV.3, 575 (1930). 

Fettquarz = opaque quartz, Egleston 280 (1892). 

Fettstein = green massive nepheline, Dana 6th, 423 (1892). 

Fe-Turmalin = schorl, Haditsch & Maus 9 (1974). 

Fe-tychite = ferrotychite, AM 67, 414 (1982). 

Feuerachat = quartz-mogánite mixed-layer + goethite, Extra LAP 19, 7 

(2000). 

Feuerblende = pyrostilpnite, Dana 6th, 135 (1892). 

Feuerkugel = meteorite, Tschermak 581 (1894). 

Feuermineral = Ge-rich mawsonite, AM 63, 427 (1978); MM 43, 1055 (1980). 

Feueropal = orange-red gem opal-A, Chester 95 (1896). 

Feuerschwefel = realgar or orpiment ?, Haditsch & Maus 60 (1974). 

Feuerstein (?) = grey to black quartz-mogánite mixed-layer, Dana 6th, 189 

(1892). 

Feuerstein (Dioskorides) = pyrite, Hintze I.1, 721 (1900). 

feugasite = faujasite, Chester 95 (1896). 

Feurmineral = Ge-rich mawsonite, AM 55, 1811 (1970). 

Fe-vermiculite = Fe-rich vermiculite ?, ClayM 42, 165 (2007). 

Fe-vernadite = Fe-rich vernadite, MM 58, 589 (1994). 

Fe-V-kaolinite = Fe-V-rich kaolinite, ClayM 31, 292 (1996). 

Fe 3+ -wadsleyite = synthetic (Fe 2+ 1.7Fe 3+ 0.3)(Si0.7Fe 3+ 0.3)O4, AM 85, 778 (2000). 

Fe-whitlockite = synthetic Ca9Fe(PO4)6(PO3OH), AM 60, 120 (1975). 

Fe-winchite = ferrowinchite, AM 66, 628 (1981). 

Fe-wodginite = ferrowodginite, CM 36, 610 (1998). 

Fe-Zn staurolite = Zn-rich staurolite, MM 61, 615 (1997). 

Fe-zoisite = Fe 3+ -rich zoisite, AM 70, 429 (1985). 

Fe 3+ -zoisite = Fe 3+ -rich zoisite, AM 87, 909 (2002). 

F-feruvite = feruvite, EJM 11, 211 (1999).

F-foitite = hypothetical tourmaline (Fe2Al)Al6(BO3)3[Si6O18](OH)3F, EJM 11, 

213 (1999). 

F-Ga-eckermannite = hypothetical amphibole Na3(Mg4Ga)[Si4O11]2F2, AM 88, 

1486 (2003). 

F-Ga-edenite = hypothetical amphibole NaCa2Mg5[(Si3.5Ga0.5)O11]F2, AM 88, 

1493 (2003). 

F-Ga-glaucophane = hypothetical amphibole Na2(Mg3Ga2)[Si4O11]2F2, AM 88, 

1492 (2003). 

F-Ga-Na-magnesiokatophorite = hypothetical amphibole 

Na2Ca(Mg4Ga)[(Si3.5Al0.5)O11]2F2, AM 88, 1486 (2003). 

F-Ga-nybøite = hypothetical amphibole Na3(Mg3Ga2)[(Si3.5Al0.5)O11]2F2, AM 88, 

1486 (2003). 

F-humite = humite, Deer et al. 1A, 407 (1982). 

Fianite = synthetic gem Y-rich tazheranite, Nassau 239 (1980). 

fiber cat's eye = fine-grained acicular sillimanite, Bukanov 400 (2006). 

fibrite = fine-grained acicular sillimanite, Chester 95 (1896). 

fibrolite (de Bournon) = fine-grained acicular sillimanite ± quartz, Dana 

6th, 498 (1892). 

fibrolite (Emmons) = cummingtonite, MR 1, 52 (1970). 

fibrolite cat's-eye = pale-green chatoyant sillimanite, Thrush 423 

(1968). 

fibronefrita = fibrous actinolite, de Fourestier 120 (1999). 

fibropalagonite = nontronite + saponite, Thrush 788 (1968). 

fibrous bismuth = bismuth, Egleston 126 (1892). 

fibrous blende = sphalerite, Egleston 322 (1892). 

fibrous brown coal = lignite (low-grade coal), Egleston 217 (1892). 

fibrous brown hematite = goethite, Egleston 191 (1892). 

fibrous brown iron ore = goethite, Egleston 127 (1892). 

fibrous calcite = chatoyant translucent calcite, Thrush 423 (1968). 

fibrous chert = staurolite, Bukanov 217 (2006). 

fibrous coal = lignite (low-grade coal), Egleston 217 (1892). 

fibrous heavy spar = celestine, Dana 6th, 905 (1892). 

fibrous oxide of tin = cassiterite, Egleston 70 (1892). 

fibrous quartz = transparent quartz, Egleston 280 (1892). 

fibrous serpentine = chrysotile, Novitzky 119 (1951). 

fibrous stypticite = copiapite, Egleston 91 (1892). 

fibrous talc = talc, Egleston 336 (1892). 

fibrous zeolite subfamily = acicular natrolite + mesolite + scolecite + 

thomsonite + mordenite, Dana 6th; 600, 604, 605 (1892). 

Fichtelin = fichtelite, Doelter IV.3, 817 (1931). 

Ficinit (Bernhardi) = metavivianite ?, Strunz 527 (1970). 

Ficinit (Kenngott) = enstatite, AM 73, 1131 (1988). 

Fieldit = Zn-rich tetrahedrite, Dana 6th, 141 (1892). 

field-spar family = feldspar, AM 22, 685 (1937). 

Fieroligist = hematite, de Fourestier 120 (1999). 

fierro = iron, Zirlin 67 (1981). 

fiery orange opal = orange-red opal-A, Bukanov 151 (2006). 

fiery rain opal = opal-A, Bukanov 147 (2006). 

fifbroferrite = fibroferrite, Dana 5th III, 47 (1882). 

figidite = tetrahedrite + ullmannite + pentlandite + vaesite, Roberts et 

al. 284 (1990). 

figura hyacinthica, etc.: haec crystalli non sunt calcareae, sed siliceae 

= harmotome, Egleston 127 (1892). 

Figurenstein = massive pyrophyllite or talc, László 139 (1995).

figure-stone = massive pyrophyllite or talc, Dana 6th, 1115 (1892). 

filadelfita = hydrobiotite, Novitzky 237 (1951). 

filetto = compact calcite + dolomite (crinoid marble), O'Donoghue 370 

(2006). 

filipsita = phillipsite, Zirlin 87 (1981). 

filipsyt = phillipsite, Aballain et al. 125 (1968). 

filipsyty = phillipsite, MA 10, 35 (1947). 

filita = clay or slaty-schist (rock) or Al-rich glauconite or rectorite 

or ottrélite ?, Zirlin 87 (1981). 

fillipsite = phillipsite, Zirlin 88 (1981). 

fillit = clay or slaty-schist (rock) or Al-rich glauconite or rectorite 

or ottrélite ?, László 79 (1995). 

filloklorit = amesite or Fe-rich clinochlore, László 79 (1995). 

filloretin = phylloretine, László 79 (1995). 

fillotungsztit = phyllotungstite, László 79 (1995). 

fillovitrit = vitrain (bituminous coal), László 79 (1995). 

filosa = turquoise, de Fourestier 120 (1999). 

Filtrol = acid-treated montmorillonite, Robertson 16 (1954). 

fimazyte = Mn-rich edenite or magnesiohornblende, Egleston 14 (1892). 

Fimmenit = organic, Clark 236 (1993). 

Finboltantalit = ixiolite or tapiolite, Clark 236 (1993). 

Finbotantalit = ixiolite or tapiolite, Chudoba EII, 706 (1959). 

finchenite = Th-rich britholite-(Ce), MM 36, 1151 (1968). 

finnemanite = mimetite, A.C. Roberts, pers. comm. (2000). 

finnemannite = finnemanite, Simpson 28 (1932). 

fior di Persica = compact calcite (marble), de Fourestier 120 (1999). 

fiorite = colorless opal-CT, Dana 6th, 195 (1892). 

fioritte = colorless opal-CT, Caillère & Hénin 309 (1963). 

fire agate = red quartz-mogánite mixed-layer + goethite, Read 40 (1988). 

fireball garnet = gem spessartine, O'Donoghue 230 (2006). 

fireblende = pyrostilpnite, Dana 6th, 135 (1892). 

fireclay = kaolinite-1Md ± quartz, Chudoba EII, 122 (1954). 

fired turmalin (tourmaline) = heated elbaite, László 279 (1995). 

fire garnet = pyrope, Egleston 133 (1892). 

fireite = triboluminescent calcite, Horváth 271 (2003). 

fire jade = opal + grunerite, Webster & Anderson 954 (1983). 

fire marble = brown compact chatoyant calcite (shell), Dana 6th, 267 

(1892). 

Fire of Troja = 3,200 ct. gem opal-A, Bukanov 151 (2006). 

fire opal = orange-red gem opal-A, Dana 6th, 195 (1892). 

Fire Pearl = glass (tektite), Read 88 (1988). 

Fire Queen = 252 ct. opal-A, Bukanov 152 (2006). 

fire spinel = orange-red spinel, Bukanov 75 (2006). 

firestone (?) = orange-red opal-CT, Egleston 238 (1892). 

Fire Stone (?) = synthetic red cracked transparent quartz, Nassau 284 

(1980). 

firestone (Fay) = kaolinite-1Md, Thrush 431 (1968). 

firestone (Webster) = pyrite, Thrush 431 (1968). 

Firmamentstein = opal-A, Hintze I.2, 1505 (1906). 

firmament stone = opal-A, Thrush 432 (1968). 

Firn = ice, Hintze I.2, 1221 (1904). 

Firneis = ice, Hintze I.2, 1221 (1904). 

Firniss-stein = amber, Kipfer 89 (1974). 

Firn-Körner = ice, Hintze I.2, 1222 (1904).

firouse = turquoise, Bukanov 156 (2006). 

first bye = white diamond, Webster & Jobbins 50 (1998). 

first cape = white diamond, Webster & Jobbins 50 (1998). 

first tridymite-ß = high-temperature SiO2, AM 12, 384 (1927). 

first water = white diamond, Webster & Jobbins 50 (1998). 

firuzegi = turquoise, Dana 6th, 844 (1892). 

fisalita = topaz, de Fourestier 120 (1999). 

Fischauge = orthoclase, Clark 236 (1993). 

Fischaugenstein = apophyllite, Dana 6th, 566 (1892). 

fischerite = wavellite, AM 41, 537 (1956). 

fishauge = orthoclase, Aballain et al. 125 (1968). 

fisher jade = actinolite or tremolite, Bukanov 402 (2006). 

fish-eye = colorless opal-CT or apophyllite or Ca-rich albite, Bukanov 

151, 222, 281 (2006). 

fish-eye stone = apophyllite, Dana 6th, 566 (1892). 

fish scales opal = opal-A, Bukanov 147 (2006). 

Fithian-Illit = K-deficient muscovite, Chudoba EII, 813 (1960). 

fitokollit = O-rich hydrocarbon, László 79 (1995). 

Fixat = Na-rich montmorillonite, Robertson 16 (1954). 

fixes mineralisches Alkali = natron, Hintze I.3, 2780 (1916). 

fixes vegetabilisches Alkali = natron, Hintze I.3, 2780 (1916). 

fizálit = yellow translucent muscovite pseudomorph after topaz, László 79 

(1995). 

Fizelyit = fizélyite, Weiss 89 (2008); MR 39, 133 (2008). 

Fjäder-Alun = acicular halotrichite, Dana 6th, 951 (1892). 

F-jeremejevite = jeremejevite, CM 19, 303 (1981). 

Fjordeis = ice, Hintze I.2, 1221 (1904). 

fjodorit = fedorite, László 79 (1995). 

fjodorovit = Na-Fe 2+ -rich diopside, László 79 (1995). 

fjodorovszkit = fedorovskite, László 79 (1995). 

flabelliform Kouphone Spar = thomsonite-Ca, Egleston 345 (1892). 

Flachsstein = fibrous amphibole or serpentine, Haditsch & Maus 60 (1974). 

flag ore = black hematite, Hintze I.2, 1848 (1908). 

flajolotite = tripuhyite, MM 30, 107 (1953). 

flake = gypsum, Cornejo & Bartorelli 327 (2010). 

Flake-Gold = gold, Doelter III.2, 264 (1921). 

flake jade = actinolite or tremolite + albite, Bukanov 402 (2006). 

flake sulfur = pyrite, Thrush 435 (1968). 

flake sulur = pyrite, Thrush 435 (1968). 

flamboyant quartz = gem quartz ± mica ± chlorite ± hematite, Novitzky 122 

(1951). 

flame opal = red opal-A, Thrush 435 (1968). 

Flame Queen = 263 ct. opal-A, GJ 17(2), 29 (2008). 

flame spinel = orange-red spinel, Read 89 (1988). 

Flamingo = 800 ct. black opal-A, Bukanov 150 (2006). 

Flammenachat = banded quartz-mogánite mixed-layer, Extra LAP 19, 7 

(2000). 

Flammenopal = red opal-A, Hintze I.2, 1502 (1906). 

Flammkohle = bituminous coal, Doelter IV.3, 594 (1930). 

flanklandita = ulexite, de Fourestier 121 (1999). 

Flaschenstein = glass (tektite) or obsidian (lava), László 140 (1995). 

flash fire opal = opal-A, Thrush 437 (1968). 

flashing opal = opal-A, Bukanov 153 (2006). 

flash opal = opal-A, Read 89 (1988).

flash rock = opaque quartz, de Fourestier 121 (1999). 

flash star opal = orange-red gem opal-A, Bukanov 151 (2006). 

flashstone = quartz struck by lightning, MA 53, 3280 (2002). 

Flaveit = copiapite, Dana 6th, 965 (1892). 

flêche d'amour = acicular goethite + dark-grey Al+H±Li-rich quartz, Read 

89 (1988). 

flêches d'amour = acicular goethite + dark-grey Al+H±Li-rich quartz, Dana 

7th III, 236 (1962). 

Fleetwood Clay = kaolinite-1Md, Robertson 16 (1954). 

fleischerita (Gagarin & Cuomo) = wurtzite-6H, AM 36, 639 (1951). 

Fleischfaser = inesite, LAP 25(10), 8 (2000). 

Fletscherit = fletcherite, Weiss 83 (1990). 

fleur d'arsenic = arsenolite, de Fourestier 121 (1999). 

fleur de bismuth = bismite, Egleston 46 (1892). 

fleur de cinabre = cinnabar, Egleston 85 (1892). 

fleur de cobalt = erythrite, Novitzky 67 (1951). 

fleur de cuivre = malachite, de Fourestier 27 (1994). 

fleur de cuivre bleu = azurite, de Fourestier 27 (1994). 

fleur de nikel = annabergite, de Fourestier 121 (1999). 

fleur de zinc = hydrozincite, Novitzky 163 (1951). 

fleures de cuivre bleues = azurite, Egleston 38 (1892). 

fleurs de cobalt = erythrite, Egleston 118 (1892). 

fleurs de cuivre bleues = azurite, Egleston 127 (1892). 

fleurs de cuivre vertes = malachite, Egleston 199 (1892). 

fleurus diamond = transparent quartz, AM 12, 385 (1927). 

flew coal = anthracite (coal), Egleston 217 (1892). 

flexible feather-ore subfamily = acicular zinkenite + boulangerite + 

meneghinite + jaskólskiite, Dana 7th I, 454 (1944). 

flexible quartz = quartz (sandstone), Egleston 283 (1892). 

flexible sandstone = quartz (sandstone), Dana 6th, 190 (1892). 

flexible silver = sternbergite, Egleston 315 (1892). 

flexible silver ore = ductile sternbergite ± pyrite, Dana 6th, 58 (1892). 

flexible sulphuret of silver = acanthite, Clark 237 (1993). 

Fl Glanz = galena, LAP 21(11), 18 (1996). 

flickering opal = gem opal-A, Bukanov 151 (2006). 

Fliegengift = arsenic or arsenolite, Haditsch & Maus 60 (1974). 

Fliegenkobalt = arsenic, Doelter III.1, 596 (1914). 

Fliegenkobelt = arsenic, Hintze I.1, 106 (1898). 

Fliegenpulver = arsenolite, Haditsch & Maus 60 (1974). 

Fliegenstein = arsenic, Dana 6th, 1115 (1892). 

fligengift = arsenic, Aballain et al. 125 (1968). 

Flimmeropal = opal-A, Hintze I.2, 1502 (1906). 

Flinder's diamond = colorless topaz, Read 89 (1988). 

Flins = siderite, Kipfer 89 (1974). 

flint = grey to black massive quartz-mogánite mixed-layer, Dana 6th, 189 

(1892). 

flint clay = kaolinite-1Md, AM 66, 997 (1981). 

flint coal = anthracite (coal), Egleston 217 (1892). 

Flintenstein = pyrite or quartz-mogánite mixed-layer, Haditsch & Maus 60 

(1974). 

Flintkalk = dolomite, Dana 6th, 271 (1892). 

Flintstein = quartz-mogánite mixed-layer, Zirlin 54 (1981). 

flintüveg = glass (lead crystal), László 282 (1995). 

Flinz (?) = siderite, Egleston 312 (1892).

Flinz (?) = graphite, Hintze I.1, 52 (1898). 

fliokite = mordenite, Bukanov 247 (2006). 

floating light = chatoyant chrysoberyl, Thrush 441 (1968). 

floating stone = opal-CT, Bukanov 151 (2006). 

float-stone = opal-CT, MM 17, 357 (1916). 

Flockenerz = mimetite, Dana 6th, 771 (1892). 

Flockensalz = halite + sylvite + kieserite, de Fourestier 121 (1999). 

Flockit = mordenite, Clark 237 (1993). 

flogopite = phlogopite, MA 8, 85 (1941). 

flohmig amber = opaque amber, Webster & Anderson 954 (1982). 

flohmig Bernstein = opaque amber, Thrush 442 (1968). 

flokite = mordenite, AM 43, 1224 (1958). 

Flokkenerz = mimetite, Haüy III, 353 (1822). 

floran tin = cassiterite, Egleston 69 (1892). 

flor de alumbre = halotrichite, de Fourestier 121 (1999). 

flor de bismuto = bismite, de Fourestier 121 (1999). 

flor de cinabrio = cinnabar, de Fourestier 121 (1999). 

flor de cinc = hydrozincite, de Fourestier 121 (1999). 

flor de cobalto = erythrite, de Fourestier 121 (1999). 

Flor de Lice = pink gem elbaite, MR 36, 543 (2005). 

Flor de Lis = pink gem elbaite, Cornejo & Bartorelli 571 (2010). 

flor de manganesa = pyrolusite ?, Linck I.3, 3635 (1929). 

florenceite-(Ce) = florencite-(Ce), Bottrill & Baker 80 (2008). 

Florence marble = banded calcite, Read 89 (1988). 

florencite = florencite-(Ce), AM 72, 1042 (1987). 

florencite-(Y) = YAl3(PO4)2(OH)6, CM 44, 1559 (2006). 

florensite = florencite-(Ce), Kostov & Breskovaska 192 (1989). 

florenszovit = florensovite, László 80 (1995). 

Florentine = calcite (coral marble), O'Donoghue 369 (2006). 

Florentiner = large diamond, Hintze I.1; 15, 20 (1898). 

florescobalto = erythrite, Dana 6th, 1115 (1892). 

flores de antimonio = valentinite, Novitzky 353 (1951). 

flores de arsenico = arsenolite, de Fourestier 121 (1999). 

flores de cinc = hydrozincite, Novitzky 163 (1951). 

flores de cobalto = erythrite, Novitzky 67 (1951). 

flores de cobre = acicular cuprite, Novitzky 56 (1951). 

flores de hierro = dendritic aragonite, de Fourestier 121 (1999). 

flores de nikel = annabergite, de Fourestier 121 (1999). 

Florex = palygorskite, Robertson 16 (1954). 

Floridaerde = palygorskite, Haditsch & Maus 61 (1974). 

Florida phosphate = fluorapatite, Thrush 443 (1968). 

Floridine = palygorskite, MM 20, 453 (1925). 

Floridin X.X.F. = palygorskite, Robertson 16 (1954). 

floridite = CO2-rich fluorapatite or hydroxylapatite, Dana 6th, 769 

(1892). 

florid red copper = cuprite, Egleston 100 (1892). 

florindine = palygorskite, Clark 237 (1993). 

Flo-Rite = Ca-rich montmorillonite + quartz, Robertson 16 (1954). 

florspar = fluorite, Thrush 443 (1968). 

flos cobalti = erythrite, Dana 7th II, 746 (1951). 

flos ferri = dendritic aragonite, Dana 6th, 282 (1892). 

flos niccoli = annabergite, LAP 20(6), 8 (1995). 

flos nitri = natron or trona, de Fourestier 121 (1999). 

Flösse = fluorite, Haditsch & Maus 61 (1974).

flos succini = hydrocarbon, Dana 6th, 1115 (1892). 

floucerite-(Ce) = fluocerite-(Ce), Clark 718 (1993). 

flourapatite = fluorapatite, de Fourestier 7 (1994). 

flour gold = colloidal gold, Pearl 153 (1964). 

flour gypsum = gypsum ± quartz ± clay, Thrush 444 (1968). 

flourite = fluorite, Clark 119 (1993). 

flouro-alumino-titanite = hypothetical CaAl(SiO4)F, AM 87, 875 (2002). 

flouro-ferri-titanite = hypothetical CaFe(SiO4)F, AM 87, 875 (2002). 

flower agate = fine-grained banded quartz + pyrolusite, Pearl 153 (1964). 

flower-like dripstone = calcite + aragonite, Clark 29 (1993). 

flower of iron = aragonite, Dana 6th, 283 (1892). 

flower opal = opal-A, Bukanov 147 (2006). 

flowers of iron = aragonite, Dana 7th II, 183 (1951). 

flowers of ocher = baryte, Chudoba RI, 24 (1939); [I.3,3880]. 

flower stone = banded quartz-mogánite mixed-layer + pyrolusite ± 

hornblende, Thrush 445 (1968). 

fluate mélangé = fluorite, de Fourestier 121 (1999). 

fluate neutre de cérium = fluocerite-(Ce), Egleston 128 (1892). 

fluate of alumine = fluellite, Dana 6th, 178 (1892). 

fluate of cerium = fluocerite-(Ce), Egleston 128 (1892). 

fluate of cerium and yttria = Ce-rich tveitite-(Y), Dana 6th, 182 (1892). 

fluate of lime = fluorite, Dana 6th, 161 (1892). 

fluate of lime argillaceous = fluorite, Egleston 129 (1892). 

fluate of lime fetid = fluorite + bitumen, Egleston 129 (1892). 

fluate of magnesia = chondrodite, Egleston 81 (1892). 

fluate of soda and alumina = cryolite, Egleston 97 (1892). 

flucérine = fluocerite-(Ce), Dana 6th, 175 (1892). 

flüchtiges Hirschhornsalz = tschermigite, Hintze I.3, 2749 (1916). 

flückite = fluckite, MM 48, 573 (1984). 

fluo-apatite = fluorapatite, Clark 768 (1993). 

fluobarit = fluorite ± baryte, László 80 (1995). 

Fluobaryt = fluorite ± baryte, MM 17, 350 (1916). 

fluo-boron edenite = synthetic amphibole NaCa2Mg5[(B0.5Si3.5)O11]2F2, Clark 

86 (1993). 

Fluocerin = bastnäsite-(Ce), Dana 7th II, 289 (1951). 

fluocerite = fluocerite-(Ce), AM 72, 1042 (1987). 

Fluochlor = pyrochlore, AM 62, 406 (1977). 

fluochrysotile = F-rich chrysotile, MA 19, 226 (1968). 

fluocollophanite = colloidal CO2-rich fluorapatite, MM 16, 360 (1913). 

fluocolophanite = colloidal CO2-rich fluorapatite, MM 16, 360 (1913). 

fluohectorite = synthetic smectite Na0.3(Mg,Li)3[Si4O10]F2·nH2O, CCM 26, 412 

(1978). 

fluoittrocerit = Ce-rich tveitite-(Y), László 80 (1995). 

fluoittrokalcit = Ce-rich tveitite-(Y), László 80 (1995). 

fluoklor = pyrochlore, László 80 (1995). 

fluokollofán = colloidal CO2-rich fluorapatite, László 80 (1995). 

Fluokollophan = colloidal CO2-rich fluorapatite, Chudoba RI, 24 (1939); 

[I.4,1021]. 

fluokrizotil = F-rich chrysotile, László 80 (1995). 

fluolite = orthoclase or opal-CT, Egleston 128 (1892). 

fluoorapatiet = fluorapatite, Council for Geoscience 757 (1996). 

fluoorapofilliet = apophyllite-(KF), Council for Geoscience 757 (1996). 

fluoor-chloor-hidroksiapatiet = F-Cl-rich hydroxylapatite, Council for 

Geoscience 757 (1996).

fluoorellestadiet = fluorellestadite, Council for Geoscience 757 (1996). 

fluoortopaas = topaz, Council for Geoscience 757 (1996). 

fluophosphate of magnesia = wagnerite, Egleston 364 (1892). 

fluor = fluorite, Dana 6th, 161 (1892). 

Fluor-Adelit = tilasite, MM 11, 326 (1897). 

fluor-alleghanyite = synthetic Mn5[SiO4]2(OH)2, AM 67, 951 (1983). 

Fluoramblygonit = amblygonite, Doelter IV.3, 1126 (1931). 

fluoramfibol subgroup = D0-1A1(E↔G)2G’3G’’2[T4O11]2F2, László 80 (1995). 

fluor-amphibole subgroup = D0-1A1(E↔G)2G’3G’’2[T4O11]2F2, AM 20, 543 (1935). 

fluor-anthophyllite = hypothetical amphibole Mg7[Si4O11]2F2, Deer et al. 

II, 220 (1963). 

fluor-antigorite = F-rich antigorite, AM 50, 1506 (1965). 

fluorapofillit = apophyllite-(KF), László 80 (1995). 

fluorapophyllite = apophyllite-(KF), MR 39, 132 (2008). 

fluorarfvedsohite = F-rich arfvedsonite, Hey 101 (1963). 

fluorarfvedsonite (Ernst) = F-rich arfvedsonite, MM 33, 1133 (1964). 

fluor-arfvedsonite = amphibole Na3Fe5[Si4O11]2F2, CM 34, 1015 (1996). 

fluorarrojadite-(BaNa) = hypothetical BaNa2(CaNa2)AlFe13(PO4)11(PO3OH)F2, AM 

91, 1266 (2006). 

fluorarrojadite-(KNa) = hypothetical (KNa)Na2(CaNa2)AlFe13(PO4)11(PO3OH)F2, 

AM 91, 1266 (2006). 

fluor(bario?)arrojadite-(NaFe) = hypothetical 

Na2Fe(CaNa2)AlFe13(PO4)11(PO3OH)F2, AM 91, 1268 (2006). 

fluor-barite = fluorite ± baryte, Thrush 447 (1968). 

Fluorbaryt = fluorite ± baryte, Dana 7th II, 29 (1951). 

fluor bastnaesite = bastnäsite-(Ce), AM 54, 330 (1969). 

fluorbastnäsite = bastnäsite-(Ce), MM 35, 1134 (1966). 

fluor-biotite = synthetic mica K(Mg,Fe)3[(Si3Al)O10]F2, MM 24, 610 (1937). 

fluor-boron edenite = synthetic amphibole NaCa2Mg5[(Si3.5B0.5)O11]2F2, AM 40, 

412 (1955). 

fluorbritholite-(Nd) = (Nd3Ca2)(SiO4)3F, CM 45, 1088 (2007). 

fluorbritholite-(Y) = (Y3Ca2)(SiO4)3F, CM 45, 1088 (2007). 

fluorcalciomicrolite = (Ca,Na)2Ta2O6F, CM 48, 691 (2010). 

Fluorcalciomikrolith = fluorcalciomicrolite, LAP 36(4), 10 (2011). 

fluorcalciopyrochlore = (Ca, )2Nb2(O,OH)6F, CM 48, 691 (2010). 

fluorcalcioroméite = (Ca,Sb 3+ )2(Sb 5+ ,Ti)2O6F, CM 48, 691 (2010). 

Fluorcalcium = fluorite, Hintze I.2, 2381 (1912). 

fluor-cannilloite = fluorocannilloite, MR 29, 173 (1998). 

fluor-carbonate-apatite = CO2-rich fluorapatite, AM 64, 626 (1979). 

fluorcelandonite = hypothetical mica K(MgFe)[Si4O10]F2, AM 76, 1563 

(1991). 

Fluorcerium basisk = bastnäsite-(Ce), Chudoba RI, 24 (1939). 

Fluorchlor = pyrochlore, Doelter III.1, 95 (1913). 

fluorchlorapatite (?) = Cl-rich fluorapatite, Doelter III.1, 326 (1914). 

fluor-chlorapatite (Fersman & Shubnikova) = F-rich chlorapatite, Clark 

239 (1993). 

fluor-chlor-hydroxyapatite = F-Cl-rich hydroxylapatite, AM 55, 2038 

(1970). 

fluor-chlor-oxy-apatite = Cl-rich fluorapatite, AM 51, 1476 (1966). 

fluorchondrodite = chondrodite, AM 32, 154 (1947). 

fluor-chromdravite = hypothetical tourmaline NaMg3Cr6(BO3)3[Si6O18](OH)3F, 

EJM 11, 209 (1999). 

fluor-clinoholmquistite = F-rich clinoholmquistite, CM 21, 362 (1983). 

fluor-clinohumite = clinohumite, Deer et al. 1A, 408 (1982).

fluorcollophane = CO2-rich fluorapatite, Dana 7th II, 879 (1951). 

fluorcsillam subfamily = mica DG2,3[T4O10]F2, László 80 (1995). 

fluordiopside = F-rich diopside, MM 19, 341 (1922). 

fluordiopszid = F-rich diopside, László 80 (1995). 

fluor-dravite = hypothetical tourmaline NaMg3Al6(BO3)3[Si6O18](OH)3F, EJM 

11, 209 (1999). 

fluor earth = CO2-rich fluorapatite, Papp 26 (2004). 

fluor-eckermannite = synthetic amphibole Na3(Mg4Al)[Si4O11]2F2, Deer et al. 

II, 369 (1963). 

fluor-edenite = fluoroedenite, AM 86, 1489 (2001). 

fluor-elbaite = hypothetical tourmaline 

Na(Li1.5Al1.5)Al6(BO3)3[Si6O18](OH)3F, AM 86, 364 (2001). 

fluoren = kratochvílite, AM 23, 667 (1938). 

fluores = fluorite, Dana 7th II, 29 (1951). 

fluores lapides gemmarum similis sed minus durique ignis calore 

liquescunt = fluorite, Dana 6th, 161 (1892). 

fluore-tremolite = synthetic amphibole Ca2Mg5[Si4O11]2F2, MM 25, 629 

(1940). 

fluor-ferri-magnesiokatophorite = Mn 2+ -rich fluoro-magnesio-arfvedsonite, 

AM 78, 734 (1993); Ferraiolo 312 (2003). 

fluor-ferro-ferri-nybøite = hypothetical amphibole 

Na3Fe5[(Si3.5Al0.5)O11]2F2, CM 34, 1015 (1996). 

fluor-ferro-leakeite = fluoro-ferroleakeite, MR 29, 173 (1998). 

fluor-feruvite = hypothetical tourmaline CaFe3(Al5Mg)(BO3)3[Si6O18]F4, CM 

38, 872 (2000). 

fluorflogopit = fluorophlogopite, László 80 (1995). 

fluor-foitite = hypothetical tourmaline (Fe2Al)Al6(BO3)3[Si6O18](OH)3F, EJM 

11, 209 (1999). 

Fluor-Glimmer subfamily = mica DG2,3[T4O10]F2, Chudoba EII, 124 (1954). 

fluor haloide = fluorite, Egleston 129 (1892). 

fluorhectorite = synthetic smectite K0.3(Mg,Li)3[Si4O10]F2·nH2O, AM 47, 1049 

(1962). 

Fluorhektorit = synthetic smectite Li0.4(Mg,Li)3[Si4O10]F2·nH2O, CCM 32, 107 

(1984). 

fluor-herderite = herderite, MM 12, 383 (1900). 

fluorhidroxilapatit = F-rich hydroxylapatite, László 80 (1995). 

fluorhidroxilflogopit = F-rich phlogopite, László 81 (1995). 

fluor-hornblende = synthetic amphibole Ca2(Mg4Al)[(Si3.5Al0.5)O11]2F2, Deer 

et al. II, 292 (1963). 

fluor-humite = humite, Deer et al. I, 54 (1962). 

fluor-hydroxyapatite = F-rich hydroxylapatite, MA 53, 2567 (2002). 

fluor-hydroxy-carbonate-apatite = (OH)-CO2-rich fluorapatite, AM 81, 513 

(1996). 

fluor-hydroxylapatite = F-rich hydroxylapatite, Dana 7th II, 884 (1951). 

Fluor-Hydroxyl-Phlogopit = F-rich phlogopite, Chudoba EIII, 551 (1968). 

fluo-richterite (original spelling) = fluororichterite, MM 29, 982 

(1952). 

fluoric spar = fluorite, Bukanov 168 (2006). 

fluoride-hydroxyl apatite = fluorapatite + hydroxylapatite, AM 53, 1953 

(1968). 

fluoride of calcium = fluorite, Dana 6th, 161 (1892). 

fluorid of aluminium = fluellite, Dana 6th, 178 (1892). 

fluorid of calcium = fluorite, Egleston 129 (1892). 

fluorine = fluorite, Dana 6th, 161 (1892).

fluorine-hydroxyl-phlogopite = F-rich phlogopite, MM 35, 1134 (1966). 

fluorine-mica subfamily = DG2,3[T4O10]F2, AM 36, 317 (1951). 

fluorine oxyapatite = fluorapatite, AM 24, 279 (1939). 

fluorkaolinite = hypothetical Al2[Si2O5]F4, CCM 31, 220 (1983). 

fluorkenopyrochlore = ( ,Na,Ce,Ca)2(Nb,Ti)2O6F, CM 48, 691 (2010). 

Fluorkiesel = SiF4 natural gas, Clark 240 (1993). 

fluorklórapatit = F-rich chlorapatite, László 81 (1995). 

fluorklórhidroxilapatit = F-Cl-rich hydroxylapatite, László 81 (1995). 

fluorklóroxiapatit = Cl-rich fluorapatite, László 81 (1995). 

Fluorkollophan = CO2-rich fluorapatite, Chudoba RI, 24 (1939); 

[I.4,1034]. 

fluorkondrodit = chondrodite, László 81 (1995). 

fluor-K-richterite = synthetic amphibole K(NaCa)Mg5[Si4O11]2F2, AM 83, 89 

(1998). 

Fluorleakeit = fluoroleakeite, LAP 36(4), 54 (2011). 

fluorlepidolite = trilithionite, Godovikov 131 (1997). 

fluor-lepidomelane = synthetic mica K(Mg,Fe)3[((Al,Fe)Si3)O10]F2, MM 24, 

610 (1937). 

fluormagnesioarfvedsonite = fluoro-magnesio-arfvedsonite, CM 39, 1481 

(2001). 

fluor-magnesio-cummingtonite = synthetic amphibole Na2Mg6[Si4O11]2F2, EJM 

3, 981 (1991). 

fluormagnesiohornblende = synthetic amphibole (Na,K)Ca2Mg5[Si3.5Al0.5O11]2F2, 

Pekov 368 (1998). 

fluor-magnesiokatophorite = synthetic amphibole 

Na(CaNa)(Mg4Al)[(Si3.5Al0.5)O11]2F2, de Fourestier 122 (1999). 

fluor-magnesio-richterite = synthetic amphibole Na2Mg6[Si4O11]2F2, AM 47, 

75 (1962). 

fluor-magnesiotremolite = synthetic amphibole Ca2Mg5[Si4O11]2F2, AM 55, 

1983 (1970). 

fluormagneziorichterit = synthetic amphibole Na2Mg6[Si4O11]2F2, László 81 

(1995). 

Fluormanganapatit = Mn 2+ -rich fluorapatite, MM 19, 341 (1922). 

fluor-meionite = hypothetical scapolite Ca4[(Al6Si6)O24]F2, AM 7, 214 

(1922). 

Fluormejonit = hypothetical scapolite Ca4[(Al6Si6)O24]F2, Chudoba RI, 24 

(1939); [EI,177]. 

fluor-meroxene = synthetic mica KMg3[(Si3(Al,Fe))O10]F2, MM 24, 610 

(1937). 

fluor-(Mg,Fe)-amphibole = synthetic Mg7[Si4O11]2F2 - Fe7[Si4O11]2F2, Deer et 

al. II, 243 (1963). 

fluor-Mg-foitite = hypothetical tourmaline (Mg2Al)Al6(BO3)3[Si6O18](OH)3F, 

EJM 11, 209 (1999). 

fluor-mica subfamily = DG2,3[T4O10]F2, MM 29, 981 (1952). 

fluor mineralis stolbergicus = fluorite, Dana 6th, 161 (1892). 

fluormontmorillonit = synthetic smectite Na0.3(Al,Mg)2[Si4O10]F2·nH2O, 

László 81 (1995). 

fluormuscovite = synthetic mica KAl2[(Si3Al)O10]F2, AM 40, 12 (1955). 

fluormuszkovit = synthetic mica KAl2[(Si3Al)O10]F2, László 81 (1995). 

fluornatrium = villiaumite, Hintze I.2, 2487 (1913). 

Fluornatromikrolith = fluornatromicrolite, LAP 25(4), 12 (2000). 

fluornatropyrochlore = (Na,REE,Ca)2Nb2(O,OH)6F, CM 48, 691 (2010). 

fluornatroroméite = (Na,Ca)2Sb2(O,OH)6F, CM 48, 691 (2010). 

fluor-norbergite = norbergite, AM 32, 154 (1947).

fluor-nybøite = fluoronybøite, MM 67, 769 (2003). 

fluoro-alumino-titanite = hypothetical CaAl[SiO4]F, AM 87, 875 (2002). 

fluoro-amphibole subgroup = D0-1A1(E↔G)2G’3G’’2[T4O11]2F2, CM 36, 1245 

(1998). 

fluoroapatite = fluorapatite, AM 90, 488 (2005). 

fluoroapophyllite = apophyllite-(KF), MM 54, 570 (1990). 

fluoro-eckmannite = synthetic amphibole Na3(Mg4Al)[Si4O11]2F2, AM 84, 102 

(1999). 

fluoro-ferri-titanite = hypothetical CaFe[SiO4]F, AM 87, 875 (2002). 

fluoroferro-edenite = amphibole NaCa2Fe5[(Si3.5Al0.5)O11]2F2, AM 86, 1489 

(2001). 

fluorohectorite = synthetic smectite Li0.4(Mg,Li)3[Si4O10]F2·nH2O, ClayM 29, 

743 (1994). 

Fluoro-Kalium-Feropedrizit = fluoro-sodic-ferropedrizite, LAP 34(12), 62 

(2009). 

Fluoro-Kaliumhastingsite = fluoro-potassichastingsite, Weiss 90 (2008). 

Fluoro-Kalium-Magnesio-Arfvedsonite = fluoro-potassic-magnesioarfvedsonite, 

LAP 31(12), 47 (2006). 

Fluoro-Kaliumpargasit = fluoro-potassic-pargasite, LAP 36(4), 54 (2011). 

fluoro-kaolinite = synthetic Al2[Si2O5]F4, CCM 26, 76 (1978). 

fluor-olenite = hypothetical tourmaline NaAl3Al6(BO3)3[Si6O18]O3F, EJM 11, 

209 (1999). 

fluoro-magnesiokatophorite = synthetic amphibole 

Na(CaNa)(Mg4Al)[Si3.5Al0.5O11]2F2, CM 36, 1245 (1998). 

fluoromica (Klapyta et al.) = synthetic NaMg2.5[Si4O10]F2, ClayM 38, 151 

(2003). 

fluoromica (Toyaya et al.) = synthetic KMg3[(Si3.5Mn0.5)O10]F2, MJJ 11, 240 

(1983). 

fluoromontmorillonite = synthetic smectite Na0.9Mg2.6[Si4O10]F2·nH2O, MM 39, 

913 (1974). 

Fluoro-Natrium-Ferripedrizit = fluoro-sodic-ferropedrizite, LAP 34(12), 

31 (2009). 

Fluoro-Natrium-Ferropedrizit = fluoro-sodic-ferropedrizite, LAP 34(12), 

62 (2009). 

Fluoro-Natriumpedrizit = fluorosodicpedrizite, LAP 31(12), 47 (2006). 

fluoronyböite = fluoronybøite, MR 39, 133 (2008). 

fluoro-oxy-ferri-magnesiokatophorite = fluoro-magnesio-arfvedsonite, AM 

78, 734 (1993); Ferraiolo 312 (2003). 

fluoropargasite = synthetic amphibole NaCa2(Mg4Al)[(Si3Al)O11]2F2, CM 36, 

1245 (1998). 

fluoroperovskite = synthetic KMgF3, CM 36, 1339 (1998). 

fluoropolylithionite = polylithionite, AM 60, 175 (1975). 

fluororichterite-(Ce) = fluororichterite, MA Index 53, 636 (2002). 

fluoro-sodic-ferro-ferri-gedrite = hypothetical amphibole 

NaLi2(Fe2Fe2Li)[Si4O11]2F2, MM 73, 488 (2009). 

fluorosiderite = chondrodite, MA Index 53, 684 (2002). 

fluoro-talc = hypothetical Mg3[Si4O10]F2, AM 66, 491 (1981). 

fluoro-tremolite = synthetic amphibole Ca2Mg5[Si4O11]2F2, AM 66, 491 

(1981). 

fluoroxiapatit = fluorapatite, László 81 (1995). 

fluoroxyapatite = fluorapatite, MM 30, 733 (1955). 

fluor-pargasite = fluoropargasite, Deer et al. II, 293 (1963). 

fluor-pectolite = synthetic NaCa2[Si3O8F], MM 37, 957 (1970). 

Fluor-Pektolith = synthetic NaCa2[Si3O8F], Chudoba EIV, 31 (1974).

fluor-phlogopite = fluorophlogopite, MM 46, 610 (1937). 

fluorpiromorfit = synthetic apatite Pb5(PO4)3F, László 81 (1995). 

fluorpolilitionit = polylithionite, László 81 (1995). 

fluor-polylithionite = polylithionite, AM 56, 1630 (1971). 

fluor-potassium-richterite = potassic-fluororichterite, EJM 3, 993 

(1991). 

Fluorpyromorphit = synthetic apatite Pb5(PO4)3F, Clark 240 (1993). 

fluorribeckite = fluor-riebeckite, Godovikov 123 (1997). 

fluor-richterite = fluororichterite, MR 29, 173 (1998). 

fluor-riebeckite = amphibole Na2Fe5[Si4O11]2F2, CM 16, 187 (1978). 

fluor-roméite = F-rich roméite, AM 83, 1100 (1998). 

fluor-rossmanite = tourmaline LiAl2Al6(BO3)3[Si6O18](OH)3F, AM 90, 481 

(2005). 

Fluor-Schörl = fluor-schorl, LAP 36(10), 90 (2011). 

fluor-siderophillit = hypothetical mica KFe3[(Si3Al)O10]F2, Chudoba EII, 

124 (1954). 

fluor-siderophyllite = hypothetical mica KFe3[(Si3Al)O10]F2, MM 24, 610 

(1937). 

fluor-sonolite = synthetic Mn9[SiO4]4F2, AM 68, 951 (1983). 

fluorspar = fluorite, Clark 241 (1993). 

Fluor Spath = fluorite, Egleston 321 (1892). 

fluor-spodiosite = fluorapatite + calcite + serpentine, MM 16, 360 

(1913). 

fluorstrontiopyrochlore = (Sr, )2Nb2(O,OH)6F, CM 48, 691 (2010). 

fluorsziderofillit = hypothetical mica KFe3[(Si3Al)O10]F2, László 81 

(1995). 

fluorszpodiozit = fluorapatite, László 81 (1995). 

fluortaeniolite = tainiolite, AM 47, 1049 (1962). 

fluortainiolite = tainiolite, MM 33, 1134 (1964). 

fluortamarite = magnesio-arfvedsonite, MA 2, 221 (1924). 

fluortaramite (Clark) = magnesio-arfvedsonite, Clark 241 (1993). 

fluor-taramite (Hawthorne et al.) = amphibole 

Na(CaNa)(Fe3AlFe)[(Si3Al)O11]2F2, CM 34, 578 (1996). 

fluorthalenite = fluorthalénite, Strunz & Nickel 775 (2001); MR 39, 133 

(2008). 

fluorteniolit = tainiolite, László 81 (1995). 

fluor-topaz = topaz, AM 67, 350 (1982). 

fluor-tremolite = synthetic amphibole Ca2Mg5[Si4O11]2F2, MM 25, 629 (1940). 

fluor-tschermakite = synthetic amphibole Ca2(Mg3Al2)[(Si3Al)O11]2F2, Deer 

et al. II, 294 (1963). 

fluorure de calcium = fluorite, Egleston 129 (1892). 

fluorure de titane et de fer = warwickite, Egleston 365 (1892). 

fluoruro de cerio i lantano = La-rich fluocerite-(La), Domeyko II, 109 

(1897). 

fluoruro de lantano = fluocerite-(Ce), de Fourestier 123 (1999). 

Fluorvesuvian = fluorvesuvianite, LAP 29(3), 40 (2004). 

Fluorwasserstoff = HF gas, Doelter IV.2, 1421 (1929). 

Fluorwasserstoffsäure = HF gas, Hintze I.2, 2488 (1913). 

Fluor whitlockite = bobdownsite, CM 49, 1075 (2011) 

Fluoryttrocerit = Ce-rich tveitite-(Y), Hey 430 (1962). 

fluorzinnwaldite = Fe-rich polylithionite, Godovikov 131 (1997). 

fluoseriet = fluocerite, Council for Geoscience 757 (1996). 

Fluosiderit = F-rich chondrodite, CM 44, 1558 (2006). 

fluosilicate of magnesia = chondrodite, Dana 6th, 535 (1892).

fluo-spar = fluorite, MR 40, 310 (2009). 

fluosziderit = chondrodite, László 81 (1995). 

fluotamarite = magnesio-arfvedsonite, Ford 578 (1932). 

Fluotaramit = magnesio-arfvedsonite, AM 11, 217 (1926). 

Fluoyttrocerit = Ce-rich tveitite-(Y), Clark 241 (1993). 

flurite = fluorite, AM 12, 397 (1927). 

flurlite = KMn2Fe2Ti(PO4)(OH)3·15H2O? IMA 1996-042. 

fluroferroleakeite = fluoro-ferroleakeite, Dana 8th, 1339 (1997). 

fluroite = fluorite, AM 8, 79 (1923). 

flusbarita = baryte ± fluorite, de Fourestier 123 (1999). 

Fluspat = fluorite, Dana 6th, 161 (1892). 

Fluss = fluorite, MM 20, 354 (1925). 

flussaurer Kalk = fluorite, Egleston 129 (1892). 

flussaures Kalk = fluorite, Dana 6th, 161 (1892). 

Flussbarit = fluorite ± baryte, László 81 (1995). 

Flussbaryt = fluorite ± baryte, Clark 241 (1993). 

Flusscerit = fluocerite-(Ce), Dana 7th II, 48 (1951). 

Flusscerium = fluocerite-(Ce), Dana 6th, 175 (1892). 

Flüsse = fluorite or quartz or feldspar, Haditsch & Maus 61 (1974). 

Flusse = fluorite, Dana 6th, 161 (1892). 

Flusseisenstein = hematite, Hintze I.2, 1807 (1908). 

Flusserde = CO2-rich fluorapatite, Papp 26 (2004). 

Flussgold = alluvial gold, Kipfer 89 (1974). 

Flusshaloid: See oktaëdrisches (fluorite), peritomes (scorodite), 

prismatisches (herderite), rhomboedrisches (apatite). 

flussiges Bergtheer = petroleum, Egleston 225 (1892). 

Flusspat = fluorite, MM 20, 353 (1925). 

Flusspath = fluorite, Clark 241 (1993). 

flusspatsyradt cerium = bastnäsite-(Ce), MR 35, 194 (2004). 

Flusssäure = HF gas, Hintze I.2, 2488 (1913). 

Flusssaurer Kalk = fluorite, Hintze I.2, 2420 (1913). 

Flusssaures Cerium = fluocerite-(Ce), Haditsch & Maus 61 (1974). 

Flussschwerspat = fluorite ± baryte, László 81 (1995). 

Fluss-Schwerspath = fluorite ± baryte, MM 17, 350 (1916). 

Flussspat = fluorite, Dana 6th, 161 (1892). 

Flussspaterde = CO2-rich fluorapatite, Papp 27 (2004). 

Flussspath = fluorite, Dana 6th, 1115 (1892). 

Flussspatherde = CO2-rich fluorapatite, Papp 27 (2004). 

Flussstein = fluorite or quartz, Haditsch & Maus 61 (1974). 

flusston = apatite, R. Pogson, pers. comm. (2010). 

Flussytrocalcite = Ce-rich tveitite-(Y), Dana 6th, 1115 (1892). 

Flussytrocerit = Ce-rich tveitite-(Y), Hintze I.2, 2568 (1913). 

Flussyttrocalcit = Ce-rich tveitite-(Y), Dana 6th, 182 (1892). 

Flussyttrocerit = Ce-rich tveitite-(Y), Clark 241 (1993). 

Flutherit = liebigite, Dana 7th II, 240 (1951). 

Flynt = quartz-mogánite mixed-layer, Dana 7th III, 222 (1962). 

F-Mg-foitite = hypothetical tourmaline (Mg2Al)Al6(BO3)3[Si6O18](OH)3F, EJM 

11, 213 (1999). 

F-mica subfamily = DG2,3[T4O10]F2, AM 36, 317 (1951). 

F-muscovite = synthetic mica KAl2[(Si3Al)O10]F2, AM 36, 317 (1951). 

F-Na-cummingtonite = hypothetical amphibole Mg7[Si4O11]2F2, AM 88, 1493 

(2003). 

foaming earth = calcite, Chester 97 (1896). 

foaming spar = calcite, Thrush 451 (1968).

foamy amber = opaque amber, Thrush 451 (1968). 

foamy opal = colorless opal-CT, Bukanov 151 (2006). 

foamy spar = aragonite pseudomorph after gypsum, Bukanov 262 (2006). 

foekoesjiliet = Fe-rich villamanínite, Council for Geoscience 757 (1996). 

fogtürkiz = Mn 5+ -rich fluorapatite, László 278 (1995). 

Foguete = pink gem elbaite, Cornejo & Bartorelli 571 (2010). 

(F,OH) apatite = (OH)-rich fluorapatite, MM 58, 307 (1994). 

F,OH-chondrodite = (OH)-rich chondrodite, EJM 14, 154 (2002). 

Föhrenwaldtorf = lignite (low-grade coal), Doelter IV.3, 512 (1930). 

foid family = felspathoid, MM 31, 959 (1958). 

foidal family = felspathoid, MM 31, 959 (1958). 

fojasite = faujasite, MM 29, 982 (1952). 

fokföldikrizolit = prehnite, László 147 (1995). 

fokföldirubin = pyrope, László 237 (1995). 

fokföldismaragd = prehnite, László 247 (1995). 

földiolaj = petroleum, László 81 (1995). 

földiszurok = bitumen, László 81 (1995). 

földiviasz = bitumen, László 81 (1995). 

Földpatak family = feldspar, AM 22, 685 (1937). 

földpátpótlók family = felspathoid, László 72 (1995). 

folerita = dickite, Novitzky 238 (1951). 

folgerite = pentlandite, Horváth 271 (2003). 

foliated arseniate of copper = chalcophyllite, Egleston 76 (1892). 

foliated beryl = topaz, Egleston 348 (1892). 

foliated black manganese ore = hausmannite, Egleston 149 (1892). 

foliated coal = anthracite (coal), Egleston 217 (1892). 

foliated copper phosphate = libethenite, Papp 53 (2004). 

foliated pseudomalachite = libethenite, Papp 53 (2004). 

foliated tellurium = nagyágite, Dana 6th, 105 (1892). 

foliated zeolite = heulandite or stilbite, Dana 6th, 1134 (1892). 

folidiet = dickite, Council for Geoscience 774 (1996). 

Folidoid series = Al-rich glauconite, MM 24, 621 (1937). 

Folidoite series = Al-rich glauconite, Strunz & Nickel 776 (2001). 

Folidolit = hydrobiotite ?, Dana 6th, 684 (1892). 

folliated tellurium = nagyágite, de Fourestier 27 (1994). 

folyamiachát = fine-grained banded quartz + pyrolusite, László 1 (1995). 

folypát = fluorite, László 81 (1995). 

fönicit = phoenicochroite, László 82 (1995). 

fönikokroit = phoenicochroite, László 82 (1995). 

fonit = nepheline, László 82 (1995). 

Fontainbleau limestone = calcite + quartz, de Fourestier 27 (1994). 

Fontainbleu sandstone = calcite + quartz, Clark 612 (1993). 

Fontainebleau limestone = calcite + quartz, Dana 6th, 266 (1892). 

Fontainebleau sandstone = calcite + quartz, MM 33, 1134 (1964). 

fool's gold = pyrite, Sinkankas 221 (1972). 

footeïte = connellite, MA 1, 263 (1922). 

Foquete = pink gem elbaite, MR 36, 544 (2005). 

Forbesit = Co-rich annabergite + arsenolite, MM 45, 284 (1982). 

Forcherit = opal-CT + colloidal orpiment, Clark 242 (1993). 

forchhammerite = Ca-Mg-Fe-Al-Si-O-H (altered fayalite ?), Dana 6th, 707 

(1892). 

Forderite = car paint, GJ 17(1), 7 (2008). 

Fordite = car paint, GJ 18(4), 4 (2009). 

Foresit = stilbite, AM 45, 1136 (1960); 49, 223 (1964).

foresterite = forsterite, Chester 98 (1896). 

formanite = formanite-(Y), AM 72, 1042 (1987). 

formanite-Y = formanite-(Y), Dana 8th, 332 (1997). 

Formiatsodalith = synthetic sodalite, Doelter IV.3, 1126 (1931); 

[II.2,281]. 

fornasiet = fornacite, Council for Geoscience 757 (1996). 

forrásérc = goethite ± ferrihydrite, László 228 (1995). 

forráskő = dendritic aragonite, László 139 (1995). 

forromontmorillonite = nontronite, Aballain et al. 128 (1968). 

forsterite-γ = ringwoodite, AM 84, 947 (1999). 

fortification-agate = banded quartz-mogánite mixed-layer, Dana 6th, 189 

(1892). 

Fortifikationsachat = banded quartz-mogánite mixed-layer, Chudoba RI, 24 

(1939). 

Fortifikationsagat = banded quartz-mogánite mixed-layer, Hintze I.2, 1472 

(1906). 

Fortifikationskobold = skutterudite, Haditsch & Maus 62 (1974). 

Foschallasit = zeophyllite, AM 23, 667 (1938). 

fosfammiet = phosphammite, Council for Geoscience 774 (1996). 

fosfatbelovit = talmessite, de Fourestier 124 (1999). 

fosfato de cobre = pseudomalachite or libethenite, Domeyko II, 258 

(1897). 

fosfato de hierro = zwieselite, Domeyko II, 159 (1897). 

fosfato de manganeso = triplite, Domeyko II, 122 (1897). 

fosfato prismático oblicuo = pseudomalachite, Domeyko II, 258 (1897). 

fosfato prismático recto = libethenite, Domeyko II, 258 (1897). 

fosfoellenbergerite = phosphoellenbergerite, LAP 31(6), 8 (2006). 

fosfo-escorodita = P-rich scorodite, MM 29, 982 (1952). 

fosfoferrita = phosphoferrite, Novitzky 238 (1951). 

fosfofibrite = phosphofibrite, LAP 31(6), 8 (2006). 

fosfofilita = phosphophyllite, Novitzky 238 (1951). 

fosfofilliet = phosphophyllite, Council for Geoscience 774 (1996). 

fosfogartrellite = phosphogartrellite, LAP 31(6), 8 (2006). 

fosforcalcita = pseudomalachite, de Fourestier 124 (1999). 

fosforite = CO2-rich fluorapatite or hydroxylapatite, Zirlin 88 (1981). 

fosforito = CO2-rich fluorapatite or hydroxylapatite, Zirlin 89 (1981). 

fosforroesslerite = phosphorrösslerite, LAP 31(6), 8 (2006). 

fosforrösleriet = phosphorrösslerite, Council for Geoscience 774 (1996). 

fosfosiderita = phosphosiderite, MM 29, 982 (1952). 

forfovanadilite = phosphovanadylite, LAP 31(6), 8 (2006). 

fosfuranilita = phosphuranylite, Novitzky 238 (1951). 

fosgenita = phosgenite, Novitzky 159 (1951). 

foshallasite = zeophyllite, CM 44, 1558 (2006). 

foshallassite = zeophyllite, Clark 243 (1993). 

foshallasszit = zeophyllite, László 82 (1995). 

Fosinait = phosinaite-(Ce), Chudoba EIV, 272 (1975). 

foskorite = apatite + dolomite, MM 39, 913 (1974). 

fossil caoutchouc = bitumen, MM 1, 86 (1877). 

fossil carbon = graphite, MM 1, 86 (1877). 

fossil copal = amber, Dana 6th, 1007 (1892). 

fossil coral = quartz-mogánite mixed-layer, Read 91 (1988). 

fossiler Kautschuk = (C5H8)n, Doelter IV.3, 831 (1931). 

fossiler Kopal = amber, Chudoba RI, 35 (1939); [I.4,1393]. 

fossiler Türkis = Mn 5+ -rich fluorapatite, Doelter III.1, 507 (1914).

fossiles Erdharz = bitumen, Dana 6th, 1018 (1892). 

fossiles Harz = resin, Dana 6th, 1005 (1892). 

fossiles Kautschuk = (C5H8)n, Dana 6th, 1000 (1892). 

fossiles Mehl = opal-CT, Novitzky 128 (1951). 

fossiles von Nienburg = resin, Chudoba RI, 28 (1939); [I.4,1400]. 

fossiles Wachs = petroleum ?, Chudoba RI, 68 (1939); [I.4,1366]. 

fossile terreux vert serin d'Andréasberg = nontronite, Des Cloizeaux I, 

210 (1862). 

fossil farina = fine-grained calcite, Egleston 65 (1892). 

fossil flour = opal-CT, Bates & Jackson 256 (1987). 

fossili vitriol = chalcanthite, Chudoba RI, 25 (1939); [I.3,4380]. 

fossilized stone = quartz-mogánite mixed-layer, Schumann 126 (1997). 

fossilized wood = opal-CT pseudomorph after wood, Schumann 148 (1977). 

Fossil Kopal = amber, Clark 370 (1993). 

fossil oil = petroleum, Egleston 225 (1892). 

fossil opal = opal-CT pseudomorph after wood, Read 91 (1988). 

fossil orange = orange opal-A, Bukanov 147 (2006). 

fossil ore = clay + hematite or goethite or siderite, Dana 6th, 215 

(1892). 

fossil paper = sepiolite or palygorskite or actinolite or chrysotile, 

Thrush 457 (1968). 

fossil pineapple = opal-CT pseudomorph after ikaite ?, Read 91 (1988). 

fossil resin = amber, Read 91 (1988). 

fossil salt = halite, Thrush 457 (1968). 

fossil tripoli = opal-CT, Read 67 (1988). 

fossil turquoise = Mn 5+ -rich fluorapatite, Read 91 (1988). 

Fossil vom Weissem Meer = aragonite pseudomorph after celestine, Linck 

I.3, 3015 (1926). 

Fossil von Vorau = lazulite, Chudoba RI, 25 (1939); [I.4,1129]. 

fossil wax = hydrocarbon, Thrush 457 (1968). 

fossil wood = quartz-mogánite mixed-layer or opal-CT pseudomorph after 

wood, Dana 6th, 1115 (1892). 

fosszilistürkiz = Mn 5+ -rich fluorapatite, László 278 (1995). 

fosterite = forsterite, Dana 6th, I, 26 (1899). 

foszfammit = phosphammite, László 82 (1995). 

foszfammonsit = phosphammite, László 82 (1995). 

foszfátallofán = P-rich allophane, László 82 (1995). 

foszfátbelovit = belovite-(Ce), László 82 (1995). 

foszfátschultenit = synthetic Pb(PO3OH), László 82 (1995). 

foszfátwalpurgin = phosphowalpurgite, László 82 (1995). 

foszfátzeolit group = autunite, László 82 (1995). 

foszfittrit = xenotime, László 82 (1995). 

foszfocerit = xenotime or monazite, László 82 (1995). 

foszfoferrit = phosphoferrite, László 82 (1995). 

foszfofibrit = phosphofibrite, László 82 (1995). 

foszfokromit = Fe 3+ -rich variscite, László 82 (1995). 

foszfolit = CO2-rich hydroxylapatite or fluorapatite, László 82 (1995). 

foszforalunogén = P-rich alunogen or meta-alunogen, László 82 (1995). 

foszforbeudantit = corkite, László 82 (1995). 

foszforgummit = P-rich becquerelite + fourmarierite + others, László 82 

(1995). 

foszforit = CO2-rich hydroxylapatite or fluorapatite, László 82 (1995). 

foszforkalkit = pseudomalachite, László 82 (1995). 

foszforkromit = vauquelinite, László 82 (1995).

foszformimetezit = P-rich mimetite, László 82 (1995). 

foszforokalcit = pseudomalachite, László 82 (1995). 

foszforokalkit = pseudomalachite, László 82 (1995). 

foszforoortit = P-rich allanite-(Ce), László 82 (1995). 

foszforrösslerit = phosphorrösslerite, László 82 (1995). 

foszforuranilit = phosphuranylite, László 82 (1995). 

foszfosziderit = phosphosiderite, László 82 (1995). 

foszfoszkorodit = P-rich scorodite, László 82 (1995). 

foszfotorogummit = P-(OH)-rich thorite, László 82 (1995). 

foszfotridimit = synthetic Al(PO4), László 82 (1995). 

foszfururanilit = phosphuranylite, László 82 (1995). 

foszgenit = phosgenite, László 83 (1995). 

foszinait = phosinaite-(Ce), László 83 (1995). 

foticit = rhodonite ± rhodochrosite, László 83 (1995). 

fotolit = pectolite or wollastonite, László 83 (1995). 

Fouchéit = delvauxite, Chudoba EII, 544 (1958), 707 (1959). 

fouchérite = delvauxite, AM 65, 813 (1980); 72, 1038 (1987). 

fougerite = fougèrite, Strunz & Nickel 776 (2008); MR 39, 133 (2008). 

fouquéite = Fe 3+ -rich clinozoisite, Dana 6th, 1035 (1892). 

fournetite = galena + tetrahedrite, Dana 6th, 50 (1892). 

fowerita = Zn-rich rhodonite, Domeyko II, 121 (1897). 

fowlerine = Zn-rich rhodonite, Chester 98 (1896). 

fowlerite (Dufrénoy) = dickite, Clark 243 (1993). 

fowlerite (Shepard) (questionable) = Zn-rich rhodonite, AM 90, 969 

(2005). 

foxite = fibrous tremolite or actinolite, MR 36, 262 (2005). 

foyaite = titanite + orthoclase, Bukanov 218 (2006). 

fozasyt = faujasite, MM 29, 982 (1952). 

F.P. = quartz + kaolinite + illite ?, Robertson 15 (1954). 

F-pargasite = fluoropargasite, EJM 9, 120 (1997). 

F-phlogopite = fluorophlogopite, AM 36, 317 (1951). 

F-polylithionite = polylithionite, AM 70, 748 (1985). 

F-pyrophyllite = hypothetical Al2[Si4O10]F2, AM 36, 317 (1951). 

Fradeuseaungeit = hypothetical K2MgAs3O4, LAP 21(7/8), 80 (1996). 

fraiponite = fraipontite, de Fourestier 24 (1994). 

frairinite = OH-rich amblygonite + lacroixite + wardite, Kostov & 

Breskovaska 190 (1989). 

framesite = black diamond + other, MM 18, 379 (1919). 

framesite bort = black diamond + other, Thrush 460 (1968). 

francevilleite = francevillite, LAP 18(2), 9 (1993). 

françevillite = francevillite, MR 39, 134 (2008). 

francinite = HCl-treated Ca-rich montmorillonite, Thrush 460 (1968). 

franckeite-Nb = [(Pb,Sb)S]2.28NbS2, MM 72, 1094 (2008). 

francklinite (original spelling) = franklinite, Dana 6th, 227 (1892). 

Franclay = halloysite-7Å + others, Robertson 16 (1954). 

franclinita = franklinite, Zirlin 59 (1981). 

francolite = CO2-rich fluorapatite, MM 25, 395 (1939). 

Francoisit-(Ce) = françoisite-(Ce), Weiss 92 (2008); MR 39, 133 (2008). 

Francoisit-(Nd) = françoisite-(Nd), Weiss 92 (2008); MR 39, 133 (2008). 

frangilla = Sb-Ag-rich galena, Dana 6th, 50 (1892). 

frankeite = franckeite, Clark 244 (1993). 

Frankenberg corn ears = chalcocite, Egleston 75 (1892). 

Frankenstein = green fine-grained Ni-rich quartz, LAP 15(11), 6 (1990). 

franklandite = ulexite, Dana 7th II, 347 (1951).

franklinfilit = franklinphilite, László 83 (1995). 

frankolite = CO2-rich fluorapatite, Dana 6th III, 7 (1915). 

Frankonit = acid-treated montmorillonite, Robertson 16 (1954). 

franquenite = slavíkite, AM 35, 136 (1950). 

Frantex = kaolinite, Robertson 17 (1954). 

Frantzösisch Pierre de la Croix = twinned cross-formed andalusite, LAP 

36(2), 8 (2011). 

franzelita = guanajuatite, de Fourestier 125 (1999). 

Fraueneis = transparent gypsum, Dana 6th, 933 (1892). 

Frauenglas = transparent muscovite, Dana 6th, 1115 (1892). 

Fredericit = Ag-Pb-Fe-Sn-rich tennantite, Strunz 527 (1970). 

Fredricit = Ag-Pb-Fe-Sn-rich tennantite, Dana 6th, 138 (1892). 

Freeman Clay = kaolinite ?, Robertson 17 (1954). 

Fregidit = tetrahedrite + ullmannite + pentlandite + vaesite, Haditsch & 

Maus 62 (1974). 

freiesleben (Bermann) = pyroxene, Dana 6th, 352 (1892). 

freiesleben (?) = pitticite, Dana 6th, 867 (1892). 

Freigold = gold, Haditsch & Maus 62 (1974). 

freirinite = lavendulan, AM 42, 123 (1957). 

freisleben = pyroxene, Chester 99 (1896). 

freislebenite = freieslebenite, AM 35, 549 (1950). 

fremontite = OH-rich amblygonite + lacroixite + wardite, MM 17, 350 

(1916). 

Fremosit = OH-rich amblygonite + lacroixite + wardite, Chudoba RII, 87 

(1971). 

French blue = 69 ct. diamond, GG 46, 80 (2010). 

French chalk = talc, Dana 6th, 678 (1892). 

French colour rubies = pale-red gem Cr-rich corundum, Webster & Anderson 

954 (1983). 

French-kalk = talc, Kipfer 174 (1974). 

French rouge = red fine-grained hematite, Sinkankas 72 (1972). 

French ruby = pale-red gem Cr-rich corundum, Bukanov 48 (2006). 

French stone = colored glass, Bukanov 369 (2006). 

French water sapphire = blue cordierite, Thrush 962 (1968). 

frenzelite = guanajuatite, Dana 6th, 38 (1892). 

freyalite = Th-rich melanocerite-(Ce), AM 70, 1059 (1985). 

friable lithomarge = kaolinite or halloysite-10Å, Egleston 172 (1892). 

fribolite = fine-grained acicular sillimanite, de Fourestier 125 (1999). 

F-richterite = fluororichterite, AM 88, 1493 (2003). 

Fricot Nugget = 6 kg. gold, Bukanov 174 (2006). 

Fridigit = tetrahedrite + ullmannite + pentlandite + vaesite, Hintze I.1; 

1101, 1117 (1902). 

friedelite (Thomson) = mcgillite, Horváth 123 (2003). 

Friedel's salt = hydrocalumite, AM 85, 1046 (2000). 

Frieseït = sternbergite + pyrite, AM 27, 229 (1942). 

frigidite = tetrahedrite + ullmannite + pentlandite + vaesite, MM 43, 99 

(1979). 

Fringelit = oxyphenone organic, MM 29, 982 (1952). 

Frischschlacke = fayalite, Chudoba RI, 25 (1939). 

friseïte = sternbergite + pyrite, Chester 99 (1896). 

fritzcheite = fritzscheite, Nickel & Nichols 245 (1991). 

Fritzsche'sches Salz = eugsterite ? de Fourestier 125 (1999). 

Fritzsche's salt = Mg(SO4)·11H2O, MR 39, 348 (2008). 

fritzschite = fritzscheite, Dana 8th, 776 (1997).

frnaklinite = franklinite, Strunz & Nickel 790 (2001). 

frog gold = platinum, Bukanov 177 (2006). 

Frolowit = frolovite, Chudoba EII, 708 (1959). 

F-rossmanite = hypothetical tourmaline LiAl2Al6(BO3)3[Si6O18](OH)3F, EJM 

11, 211 (1999). 

frost = ice, Winchell & Winchell 58 (1951). 

frost agate = white + grey banded quartz-mogánite mixed-layer, Read 93 

(1988). 

frost stone = white + grey quartz, AM 12, 394 (1927). 

frothy amber = opaque amber, Thrush 467 (1968). 

froustite = proustite, MA 31, 3194 (1980). 

frugåardite = Mg-rich vesuvianite, Clark 735 (1993). 

Frugårdit = Mg-rich vesuvianite, Dana 6th, 477 (1892). 

F-schorl = hypothetical tourmaline NaFe3Al6(BO3)3[Si6O18](OH)3F, EJM 11, 

211 (1999). 

F-talc = hypothetical Mg3[Si4O10]F2, AM 36, 317 (1951). 

ftanita = red massive quartz-mogánite mixed-layer, de Fourestier 125 

(1999). 

F-Ti-phlogopite = F-Ti-rich phlogopite, MM 62, 373 (1998). 

F-topaz = topaz, AM 90, 266 (2005). 

F-tremolite = synthetic amphibole Ca2Mg5[Si4O11]2F2, AM 57, 1394 (1972). 

fuchérite = delvauxite, MM 16, 360 (1913). 

Fuchsit = Cr-rich muscovite-2M1, Dana 6th, 616 (1892). 

fucite = marialite or meionite, Chester 99 (1896). 

fucosite = organic, Clark 246 (1993). 

fucsienijade = talc, László 116 (1995). 

Fudsjan jade = talc, Bukanov 314 (2006). 

fueloeppite = fülöppite, Nickel & Nichols 245 (1991). 

Fuggarit = lizardite pseudomorph after Mg-rich gehlenite, Hey 432 (1962). 

Fuggerit = lizardite pseudomorph after Mg-rich gehlenite, MA 49, 4474 

(1998). 

fukien jade = talc, Read 93 (1988). 

fukuchilite = Fe-rich villamanínite, AM 74, 1173 (1989). 

fukucsilit = fukuchilite, László 84 (1995). 

Fukutschilit = fukuchilite, Chudoba EIV, 31 (1974). 

Fulbent 150, 182, 130 = Na-rich montmorillonite, Robertson 17 (1954). 

Fulbond No.1, No.2, No.4a and K = Na- or Ca-rich montmorillonite, 

Robertson 17 (1954). 

fulgurite = glass or opal-A, Dana 7th III, 321 (1962). 

Fülleisen = Ni-rich iron + taenite (meteorite), Dana 6th, 29 (1892). 

fulleisen = Ni-rich iron + taenite (meteorite), Aballain et al. 130 

(1968). 

fullerene = fullerite, PDF 47-787 and 55-1906. 

Fullererde = palygorskite ?, Strunz (1970). 

fullerföld = Ca-rich montmorillonite ± quartz, László 84 (1995). 

fullerite = C60, Clark 246 (1993). 

fuller's earth (Florin Co.) = palygorskite, Robertson 16 (1954), 

fuller's earth (Kirwan) = Ca-rich montmorillonite ± quartz, AM 17, 192 

(1932). 

fuller-s-earth = Ca-rich montmorillonite ± quartz, Aballain et al. 130 

(1968). 

Fullersite = quartz + kaolinite + goethite + illite ?, Robertson 17 

(1954). 

fullonite = goethite, Chester 99 (1896).

Füllöppit = fülöppite, Chudoba EII, 455 (1955); [EI, 184]. 

Fulmont = acid-treated montmorillonite, Robertson 17 (1954). 

fuloppite = fülöppite, Simpson 30 (1932); MR 39, 133 (2008). 

Fulvit = perovskite (slag), MA 5, 104 (1932). 

Fulvurit = lignite (low-grade coal), Clark 247 (1993). 

fundylite = calcite pseudomorph after ikaite, AM 86, 1530 (2001). 

Fünferketten group (5 chain pyroxenoid) = rhodonite + babingtonite + 

nambulite + marsturite, Deer et al. 2A, 601 (1978). 

fünffach Gewässerter Kohlensaurer Kalk = ikaite, Dana 7th II, 228 (1951). 

funghuangite = Th-rich britholite-(Ce), AM 45, 754 (1960); 49, 1157 

(1964). 

fungita = hedenbergite ?, de Fourestier 125 (1999). 

fungus petraeus = calcite, Haditsch & Maus 63 (1974). 

fungus subterraneus = bitumen, Chudoba RI, 25 (1939); [I.4,1369]. 

Funkenstein = spinel, Kipfer 89 (1974). 

funkite = hedenbergite, AM 73, 1131 (1988). 

fun shih des Chinois = massive pyrophyllite or talc, Des Cloizeaux I, 192 

(1862). 

furalumiet = phuralumite, Council for Geoscience 774 (1996). 

furkaliet = phurcalite, Council for Geoscience 774 (1996). 

furnacite = fornacite, MM 17, 350 (1916); 18, 379 (1919). 

Fusa = pyrolusite, Hintze I.2, 1733 (1907). 

fusain = coal (anthracite), MM 18, 379 (1919). 

fuschite = Cr-rich muscovite-2M1, Caillère & Hénin 303 (1963). 

Fuscit = marialite or meionite, Dana 6th, 468 (1892). 

fused emerald = synthetic green colloidal Cr-rich beryl, O'Donoghue 546 

(2006). 

fused quartz = opal-C, AM 12, 384 (1927). 

fused silica = opal-C, AM 12, 384 (1927). 

fuseite = marialite or meionite, Clark 410 (1993). 

fusible hornstein = orthoclase, Egleston 242 (1892). 

fusible hornstone = orthoclase, MM 1, 86 (1877). 

fusible pechstein = orthoclase or opal-CT, Egleston 183 (1892). 

fusible quartz = obsidian (lava), Egleston 183 (1892). 

fusible spath = baryte or fluorite or orthoclase, Egleston 321 (1892). 

fusinite = coal (anthracite), Embrey & Fuller 126 (1980). 

fusion crust = glass or magnetite (meteorite), Pearl 264 (1964). 

Fusit = coal (anthracite), MM 24, 606 (1937). 

füstkvarc = dark-grey Al+H±Li-rich quartz, TMH II, 13 (1994). 

füsttopáz = dark-grey gem Al+H±Li-rich quartz, László 274 (1995). 

fuszcit = marialite or meionite, László 84 (1995). 

futteraldruse = calcite, Papp 28 (2004). 

futteralkräuse = calcite, Papp 28 (2004). 

F-uvite = uvite, EJM 11, 211 (1999). 

Fuxit = marialite or meionite, Goldschmidt IX text, 180 (1923). 

fuzain = coal (anthracite), László 84 (1995). 

fuzinit or fuzit = coal (anthracite), László 84 (1995). 

fuzsongit = furongite, László 84 (1995). 

F-wagnerite = wagnerite, AM 65, 488 (1980). 

Fysalit = topaz, LAP 34(7/8), 50 (2009). 

Fyllitt = clay or slaty-schist (rock) or Al-rich glauconite or ottrélite? 

Zirlin 87 (1981). 

fynchenite = Th-rich britholite-(Ce), AM 46, 1200 (1961). 

fy-tse = jadeite, Egleston 168 (1892).

fyzelyite = fizélyite, Clark 247 (1993).

Glossary of Obsolete Mineral Names --F

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