https://www.mineraliengrosshandel.com
https://www.mineralbox.biz
https://www.edelsteine-neuburg.de
https://www.mineral-bosse.de
'._('einklappen').'
 

Bernalite

Pictures (6 Images total)

Bernalit
Views (File:
1178807238
): 3159
Bernalit
Bildbreite: 6 mm; Fundort: Grube Clara, Wolfach, Schwarzwald
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Deutschland/Baden-Württemberg/Freiburg, Bezirk/Ortenaukreis/Oberwolfach/Grube Clara
Mineral: Bernalite
Image: 1178807238
Rating: 8 (votes: 2)
License: Usage for Mineralienatlas project only
Bernalit

Bildbreite: 6 mm; Fundort: Grube Clara, Wolfach, Schwarzwald
Copyright: Stephan Wolfsried
Contribution: Hg 2007-05-10
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland
Bernalit
Views (File:
1125840957
): 2193
Bernalit
Bildbreite: 6mm; Grube Clara Oberwolfach Schwarzwald
Copyright: hfwf; Contribution: Mineralienatlas
Location: Deutschland/Baden-Württemberg/Freiburg, Bezirk/Ortenaukreis/Oberwolfach/Grube Clara
Mineral: Bernalite
Image: 1125840957
Rating: 7 (votes: 1)
License: Usage for Mineralienatlas project only
Bernalit

Bildbreite: 6mm; Grube Clara Oberwolfach Schwarzwald

Copyright: hfwf
Contribution: Mineralienatlas 2005-09-04
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland
Bernalit
Views (File:
1125841595
): 2232
Bernalit
Bildbreite: 3 mm; Grube Clara Oberwolfach Schwarzwald
Copyright: hfwf; Contribution: Mineralienatlas
Location: Deutschland/Baden-Württemberg/Freiburg, Bezirk/Ortenaukreis/Oberwolfach/Grube Clara
Mineral: Bernalite
Image: 1125841595
Rating: 5 (votes: 1)
License: Usage for Mineralienatlas project only
Bernalit

Bildbreite: 3 mm; Grube Clara Oberwolfach Schwarzwald

Copyright: hfwf
Contribution: Mineralienatlas 2005-09-04
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland
Bernalit
Views (File:
1396289116
): 1767
Bernalit
Gr. Clara, Wolfach, Schwarzwald. BB 1,0mm
Copyright: Mabu; Contribution: Mabu
Collection: Mabu
Location: Deutschland/Baden-Württemberg/Freiburg, Bezirk/Ortenaukreis/Oberwolfach/Grube Clara
Mineral: Bernalite
Image: 1396289116
License: Usage for Mineralienatlas project only
Bernalit

Gr. Clara, Wolfach, Schwarzwald. BB 1,0mm
Collection: Mabu
Copyright: Mabu
Contribution: Mabu 2014-03-31
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland
Bernalit
Views (File:
1585685006
): 418
Bernalit
in Goethit; Grube Clara / Oberwolfach; BB 1 mm
Copyright: Halden-Joerg; Contribution: Halden-Joerg
Location: Deutschland/Baden-Württemberg/Freiburg, Bezirk/Ortenaukreis/Oberwolfach/Grube Clara
Mineral: Bernalite
Encyclopedia: Deutschland/Baden-Württemberg/Freiburg, Bezirk/Ortenaukreis/Oberwolfach/Grube Clara
Image: 1585685006
License: Usage for Mineralienatlas project only
Bernalit

in Goethit; Grube Clara / Oberwolfach; BB 1 mm
Copyright: Halden-Joerg
Contribution: Halden-Joerg 2020-03-31
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland
BERNALIT
Views (File:
1644331183
): 214
BERNALIT
Grube Clara, Wolfach, Schwarzwald; Bildbreite 5,5 mm; Stack aus 78 Einzelbildern
Copyright: ankerit; Contribution: ankerit
Collection: rbmineral
Location: Deutschland/Baden-Württemberg/Freiburg, Bezirk/Ortenaukreis/Oberwolfach/Grube Clara
Mineral: Bernalite
Image: 1644331183
License: Usage for Mineralienatlas project only
BERNALIT

Grube Clara, Wolfach, Schwarzwald; Bildbreite 5,5 mm; Stack aus 78 Einzelbildern
Collection: rbmineral
Copyright: ankerit
Contribution: ankerit 2022-02-08
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland

Collectors Summary

Color gelbgrün, dunkel flaschengrün
Streak color apfelgrün
Hardness (Mohs) 4
Cleavages keine prominent
Fracture uneben bis muschelig
Solubility +++ Säuren
Crystal System orthorhombisch, Pmmn

Chemism

Chemical formula

Fe(OH)3

Chemical composition

Eisen, Sauerstoff, Wasserstoff

Unit weight: 106.867331 u; Number of atoms in the formula: 7

Info

Empirical formula:

Fe(OH)3

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

2.83

3

42.86

1.0079470

3.0238410
Oxygen

O

44.91

3

42.86

15.9994300

47.9982900
Iron

Fe

52.26

1

14.29

55.8452000

55.8452000

Analysis wt%

Fe2O3 : 65.53, SiO2 : 2.99, ZnO : 1.13, PbO : 2.70, CO2 : 1.00, H2O : 25.20 (Ref: American Mineralogist 93)

Strunz 9th edition incl. updates

4.FC.05

4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate)
F: Hydroxide (ohne V oder U)
C: Hydroxide mit OH, ohne H2O; eckenverknüpfte Oktaeder
05:Söhngeit-Gruppe

Lapis Classification

IV/F.15-030

IV: OXIDE
F: Hydroxide und oxidische Hydrate (wasserhaltige Oxide mit Schichtstruktur)

Classification by Hölzel

4.FB.190

4: OXIDES
F: Hydroxides and Hydrates (without V and U)
B: Trihydroxides Me(OH)3 Bayerite-Group

Dana 8th edition

06.03.05.03

06: Hydroxides and Oxides Containing Hydroxyl
03: Hydroxides and Oxides Containing Hydroxyl with (OH)3 or (OH)6 groups
05: Dzhalindite Group

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

gelbgrün, dunkel flaschengrün

Streak color

apfelgrün

Diaphaneity (Transparency)

transparent bis durchscheinend

max. Birefringence

0.02~
Birefringence chart\! Bernalite title=Birefringence chart Bernalite

Michel-Levy Color Chart viewed according to the maximum birefringence (at 30μm). Mineral color is not taken into account. Click on the image to enlarge or change thickness.

RI value α / ω / n

1.92

RI value γ / ε

1.94

Ri mean

1.93

2V angle

Biaxial (-) nd

Crystallography

Crystal System

orthorhombisch

Class (H-M)

mmm

Space Group number

59

Space Group

Pmmn

Cell parameters a (Å)

7.544

Cell parameters b (Å)

7.560

Cell parameters c (Å)

7.558

Cell parameters a/b or c/a

0.998

Cell parameters c/b

1.000

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

8

Volume (ų)

431.053

X-Ray Powder Diffraction

3.784(100),
2.676(10),
2.393(20),
2.185(10),
2.023(10),
1.892(10),
1.692(20),
1.545(10)
XRD chart Bernalite

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

4

VHN (Hardness Vickers)

190 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.32

3.293 ( ρ calc. Mineralienatlas )

Cleavages

keine prominent

Fracture

uneben bis muschelig

Tenacity

spröde

Instability

+++ Säuren

(Co-)Type locality

(Co-)Type locality

Australien/New South Wales/Yancowinna Co./Broken Hill/Broken Hill Proprietary Mine (Proprietary Mine; BHP Mine)

Preface

Author (Name, Year)

Birch & Pring & Reller & Schmalle, 1992

References

Mineralogical Magazine 69 (2005), 309

Other languages

German

Bernalit

Spanish

Bernalita

French

Bernalite

English

Bernalite

Russian

Берналит

CNMNC (IMA)-Number

IMA 1991-032

CNMNC symbol

Symbol

Bnl

Locations with GPS information

IDs

GUSID (Global unique identifier short form) X2seZWz8g0-BtWRmT6A38g
GUID (Global unique identifier) 651E6B5F-FC6C-4F83-81B5-64664FA037F2
Database ID 367