Lanthanite-(Nd)
A valid IMA mineral species
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About Lanthanite-(Nd)
Formula:
(Nd,La)2(CO3)3 · 8H2O
Colour:
pale purple, light pink
Lustre:
Vitreous, Pearly
Hardness:
2½ - 3
Specific Gravity:
2.78 - 2.84
Crystal System:
Orthorhombic
Name:
In allusion to the composition, containing lanthanide series elements with Neodymium (Nd) dominant.
Type Locality:
Isostructural with:
This page provides mineralogical data about Lanthanite-(Nd).
Unique Identifiers
Mindat ID:
2327
Long-form identifier:
mindat:1:1:2327:2
GUID
(UUID V4):
(UUID V4):
9a44b69b-f0b6-4e3e-8e9e-2e715e887026
IMA Classification of Lanthanite-(Nd)
Classification of Lanthanite-(Nd)
5.CC.25
5 : CARBONATES (NITRATES)
C : Carbonates without additional anions, with H2O
C : With rare earth elements (REE)
5 : CARBONATES (NITRATES)
C : Carbonates without additional anions, with H2O
C : With rare earth elements (REE)
15.4.2.2
15 : HYDRATED NORMAL CARBONATES
4 : AmBn(XO3)p·xH2O, with (m+n):p < 1:1
15 : HYDRATED NORMAL CARBONATES
4 : AmBn(XO3)p·xH2O, with (m+n):p < 1:1
11.8.4
11 : Carbonates
8 : Carbonates of the rare earths
11 : Carbonates
8 : Carbonates of the rare earths
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Ltn-Nd | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Lanthanite-(Nd)
Vitreous, Pearly
Transparency:
Translucent
Colour:
pale purple, light pink
Streak:
white
Hardness:
2½ - 3 on Mohs scale
Tenacity:
Sectile
Cleavage:
Perfect
Perfect on {010}; very good on {101}.
Perfect on {010}; very good on {101}.
Fracture:
Irregular/Uneven
Density:
2.78 - 2.84 g/cm3 (Measured) 2.816 g/cm3 (Calculated)
Optical Data of Lanthanite-(Nd)
Type:
Biaxial (-)
RI values:
nα = 1.532 nβ = 1.590 nγ = 1.614
2V:
Measured: 58° to 61°, Calculated: 60° to 64°
Max Birefringence:
δ = 0.082
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
medium
Chemistry of Lanthanite-(Nd)
Mindat Formula:
(Nd,La)2(CO3)3 · 8H2O
Crystallography of Lanthanite-(Nd)
Crystal System:
Orthorhombic
Class (H-M):
mmm (2/m 2/m 2/m) - Dipyramidal
Cell Parameters:
a = 9.476(4) Å, b = 16.940(8) Å, c = 8.942(4) Å
Ratio:
a:b:c = 0.559 : 1 : 0.528
Unit Cell V:
1,435.40 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Platy crystals
Twinning:
On {101}, common, twin and composition plane.
Comment:
Space Group: P bnb
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0019766 | Lanthanite-(Nd) | Morrison S M, Andrade M B, Wenz M D, Domanik K J, Downs R T (2013) Lanthanite-(Nd), Nd2(CO3)3*8H2O Acta Crystallographica E69 i15-i16 |  | 2013 | Mitsukoshi, Hizen-cho, Karatsu City, Saga Prefecture, Japan | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 8.50 Å | (100) |
| 3.252 Å | (63) |
| 3.038 Å | (58) |
| 4.473 Å | (56) |
| 4.741 Å | (52) |
| 4.139 Å | (34) |
| 3.953 Å | (32) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 7: Great Oxidation Event | <2.4 |
| 47a : [Near-surface hydration of prior minerals] | |
| 47c : [Carbonates, phosphates, borates, nitrates] |
Type Occurrence of Lanthanite-(Nd)
Place of Conservation of Type Material:
Pierre and Marie Curie University, Paris, France; Canadian Geological Survey, Ottawa, Canada, 12213; National Museum of Natural History, Washington, D.C., USA, 147003.
Synonyms of Lanthanite-(Nd)
Other Language Names for Lanthanite-(Nd)
Common Associates
Associated Minerals Based on Photo Data:
| 3 photos of Lanthanite-(Nd) associated with Kimuraite-(Y) | Ca(Y,Nd)2(CO3)4 · 6H2O |
| 3 photos of Lanthanite-(Nd) associated with Cerianite-(Ce) | (Ce4+,Th)O2 |
| 2 photos of Lanthanite-(Nd) associated with Kozoite-(Nd) | (Nd,La,Sm,Pr)(CO3)(OH) |
| 1 photo of Lanthanite-(Nd) associated with Clinoptilolite-Ca | Ca3(Si30Al6)O72 · 20H2O |
| 1 photo of Lanthanite-(Nd) associated with Siderite | FeCO3 |
Related Minerals - Strunz-mindat Grouping
| 5.CC. | Alicewilsonite-(YCe) | Na2Sr2YCe(CO3)6 · 3H2O |
| 5.CC. | Alicewilsonite-(YLa) | Na2Sr2YLa(CO3)6 · 3H2O |
| 5.CC. | Yuchuanite-(Y) | Y2(CO3)3 · H2O |
| 5.CC. | Bainbridgeite-(NdCe) | Na2Ba2NdCe(CO3)6 · 3H2O |
| 5.CC.05 | Donnayite-(Y) | NaCaSr3Y(CO3)6 · 3H2O |
| 5.CC.05 | Ewaldite | Ba(Na,Ca,Y,Ce,K)(CO3)2 · 2.6H2O |
| 5.CC.05 | Mckelveyite-(Nd) | NaCaBa3Nd(CO3)6 · 3H2O |
| 5.CC.05 | Mckelveyite-(Y) | NaCaBa3Y(CO3)6 · 3H2O |
| 5.CC.05 | Weloganite | Na2Sr3Zr(CO3)6 · 3H2O |
| 5.CC.05 | Unnamed (MSH UK-37A) | Sr3NaCaY(CO3)6 · 3H2O |
| 5.CC.05 | UM1992-05-CO:CaCeLaNaSr | (Sr,Na,Y,REE,Ca,Ba)2(CO3)2 · H2O |
| 5.CC.05 | Bainbridgeite-(YCe) | Na2Ba2YCe(CO3)6 · 3H2O |
| 5.CC.10 | Tengerite-(Y) | Y2(CO3)3 · 2-3H2O |
| 5.CC.15 | Kimuraite-(Y) | Ca(Y,Nd)2(CO3)4 · 6H2O |
| 5.CC.15 | Lokkaite-(Y) | Ca(Y,Gd,Nd,Dy)4(CO3)7 · 9H2O |
| 5.CC.15 | Hizenite-(Y) | Ca2Y6(CO3)11 · 14H2O |
| 5.CC.20 | Shomiokite-(Y) | Na3Y[CO3]3 · 3H2O |
| 5.CC.25 | Calkinsite-(Ce) | (Ce,La)2(CO3)3 · 4H2O |
| 5.CC.25 | Lanthanite-(Ce) | (Ce,La,Nd)2(CO3)3 · 8H2O |
| 5.CC.25 | Lanthanite-(La) | (La,Ce)2(CO3)3 · 8H2O |
| 5.CC.30 | Adamsite-(Y) | NaY[CO3]2 · 6H2O |
| 5.CC.35 | Decrespignyite-(Y) | Cu(Y,REE)4(CO3)4(OH)5Cl · 2H2O |
| 5.CC.40 | Galgenbergite-(Ce) | Ca(Ce,La,Nd)2(CO3)4 · H2O |
| 5.CC.45 | Lecoqite-(Y) | Na3Y(CO3)3 · 6H2O |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Lanthanite-(Nd)
mindat.org URL:
https://www.mindat.org/min-2327.html
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References for Lanthanite-(Nd)
Localities for Lanthanite-(Nd)
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
Brazil | |
| Waber (1991) |
| Roberts et al. (1980) +1 other reference |
| Type Mineralogy of Brazil |
| Coimbra A M et al. (1989) |
Germany | |
| Gröbner et al. (2011) |
Japan | |
| 皆川鉄雄 et al. (2001) |
| Takai et al. (2010) |
| American Mineralogist: 71 (7-8) |
| Miyawaki et al. (2003) | |
| Miyawaki et al. (2000) | |
New Zealand | |
| Graham et al. (2007) |
Norway | |
| Husdal (2009) |
| Husdal (2009) | |
Russia | |
| V.V. Seredin data |
Quick NavTopAbout Lanthanite-(Nd)Unique IdentifiersIMA Classification Classification Mineral SymbolsPhysical Properties Optical Data Chemistry Crystallography Crystal StructureX-Ray Powder DiffractionGeological EnvironmentType Occurrence SynonymsOther LanguagesCommon AssociatesStrunz-MindatOther InformationInternet Links References Localities Locality List
Whitianga Quarry, Whitianga, Coromandel peninsula, Thames-Coromandel District, Waikato Region, New Zealand