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Cobaltaustinite (Cobaltaustinit)

Pictures (14 Images total)

Kobaltaustinit
Views (File:
1307954173
): 1648
Kobaltaustinit
Größe: 1,22 mm; Fundort: Aghbar Mine, Bou Azzer, Anti-Atlas, Marokko
Copyright: Matteo Chinellato; Contribution: Hg
Collection: Domenico Preite
Location: Marokko/Drâa-Tafilalet, Region/Zagora, Provinz/Agdz, Cercle/Aghbar/Aghbar Mine (Arhbar Mine)
Mineral: Cobaltaustinite
Image: 1307954173
Rating: 8.5 (votes: 2)
License: Usage for Mineralienatlas project only
Kobaltaustinit

Größe: 1,22 mm; Fundort: Aghbar Mine, Bou Azzer, Anti-Atlas, Marokko
Collection: Domenico Preite
Copyright: Matteo Chinellato
Contribution: Hg 2011-06-13
Locality: Aghbar Mine (Arhbar Mine) / Aghbar / Agdz, Cercle / Zagora, Provinz / Drâa-Tafilalet, Region / Marokko
Kobaltaustinit
Views (File:
1307954222
): 1384
Kobaltaustinit
Größe: 1,55 mm; Fundort: Aghbar Mine, Bou Azzer, Anti-Atlas, Marokko
Copyright: Matteo Chinellato; Contribution: Hg
Collection: Domenico Preite
Location: Marokko/Drâa-Tafilalet, Region/Zagora, Provinz/Agdz, Cercle/Aghbar/Aghbar Mine (Arhbar Mine)
Mineral: Cobaltaustinite
Image: 1307954222
Rating: 8 (votes: 3)
License: Usage for Mineralienatlas project only
Kobaltaustinit

Größe: 1,55 mm; Fundort: Aghbar Mine, Bou Azzer, Anti-Atlas, Marokko
Collection: Domenico Preite
Copyright: Matteo Chinellato
Contribution: Hg 2011-06-13
Locality: Aghbar Mine (Arhbar Mine) / Aghbar / Agdz, Cercle / Zagora, Provinz / Drâa-Tafilalet, Region / Marokko
Cobaltaustinit
Views (File:
1327937150
): 1342
Cobaltaustinit
Kugelige dunkelgrüne Kristalle mit Quarz und Dolomit, BB = 2,9 mm, Fundort: Arhbar Mine, Bou Azzer, Anti-Atlas, Marokko
Copyright: Hannes Osterhammer; Contribution: Münchener Micromounter
Collection: Lithothek der Münchener Micromounter, Collection number: A012279, Donator: Andre Heyninck
Location: Marokko/Drâa-Tafilalet, Region/Zagora, Provinz/Agdz, Cercle/Aghbar/Aghbar Mine (Arhbar Mine)
Mineral: Cobaltaustinite
Image: 1327937150
Rating: 8 (votes: 2)
License: Usage for Mineralienatlas project only
Cobaltaustinit (SNr: A012279)

Kugelige dunkelgrüne Kristalle mit Quarz und Dolomit, BB = 2,9 mm, Fundort: Arhbar Mine, Bou Azzer, Anti-Atlas, Marokko
Collection: Lithothek der Münchener Micromounter
Copyright: Hannes Osterhammer
Contribution: Münchener Micromounter 2012-01-30
Locality: Aghbar Mine (Arhbar Mine) / Aghbar / Agdz, Cercle / Zagora, Provinz / Drâa-Tafilalet, Region / Marokko
Kobaltaustinit
Views (File:
1215671166
): 1875
Kobaltaustinit
grüne, strahlige Kobaltaustinit-xx, mit braunen Rappoldit-xx auf Quarz
Bildbreite: 3mm
Fundort: Grube Rappold, Schneeberg, Erzgebirge, Sachsen, Deutschland
Copyright: Schluchti; Contribution: Schluchti
Collection: Schluchti
Location: Deutschland/Sachsen/Erzgebirgskreis/Schneeberg, Lagerstätte/Neustädtel/Grube Rappold
Mineral: Cobaltaustinite
Image: 1215671166
Rating: 6.67 (votes: 3)
License: Usage for Mineralienatlas project only
Kobaltaustinit

grüne, strahlige Kobaltaustinit-xx, mit braunen Rappoldit-xx auf Quarz
Bildbreite: 3mm
Fundort: Grube Rappold, Schneeberg, Erzgebirge, Sachsen, Deutschland
Collection: Schluchti
Copyright: Schluchti
Contribution: Schluchti 2008-07-10
Locality: Grube Rappold / Neustädtel / Schneeberg, Lagerstätte / Erzgebirgskreis / Sachsen / Deutschland
Cobaltaustinit
Views (File:
1385933618
): 952
Cobaltaustinit
Bildbreite: 2,5 mm; Fundort: Bou Azzer, Bou Azza Distrilt, Tazenakht, Ouarzazate-Provinz, Region Souss-Massa-Draa (Draâ), Marokko
Copyright: Stephan Wolfsried; Contribution: Hg
Location: Marokko/Drâa-Tafilalet, Region/Ouarzazate, Provinz/Amerzgane, Cercle/Ouisselsate, Caïdat/Bou Azzer Mine
Mineral: Cobaltaustinite
Image: 1385933618
Rating: 7 (votes: 1)
License: Usage for Mineralienatlas project only
Cobaltaustinit

Bildbreite: 2,5 mm; Fundort: Bou Azzer, Bou Azza Distrilt, Tazenakht, Ouarzazate-Provinz, Region Souss-Massa-Draa (Draâ), Marokko
Copyright: Stephan Wolfsried
Contribution: Hg 2013-12-01
Locality: Bou Azzer Mine / Ouisselsate, Caïdat / Amerzgane, Cercle / Ouarzazate, Provinz / Drâa-Tafilalet, Region / Marokko

You find additional specimen at the Geolitho Museum

Collectors Summary

Hardness (Mohs) 4.5
Solubility +++ 1:1 HCl, + verdünnte HCl, 1:1 HNO3, - konz. H2SO4
Crystal System orthorhombisch, P212121

Chemism

Chemical formula

CaCo(AsO4)(OH)

Chemical composition

Arsen, Calcium, Kobalt, Sauerstoff, Wasserstoff

Unit weight: 254.9382999 u; Number of atoms in the formula: 9

Info

Empirical formula:

CaCo(AsO4)(OH)

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

0.40

1

11.11

1.0079470

1.0079470
Oxygen

O

31.38

5

55.56

15.9994300

79.9971500
Calcium

Ca

15.72

1

11.11

40.0784000

40.0784000
Cobalt

Co

23.12

1

11.11

58.9332009

58.9332009
Arsenic

As

29.39

1

11.11

74.9216020

74.9216020

Analysis wt%

CaO : 22.40, CoO : 25.80, CuO : 2.50, As2O5 : 46.10, H2O : 3.60 (Ref: Australian Mineralogist 88)

Strunz 9th edition incl. updates

8.BH.35

8: Phosphate, Arsenate, Vanadate
B: Phosphate, etc., mit weitere Anionen, ohne H2O
H: Mit mittelgroßen und meist großen [Kationen] (OH, etc.):RO4 = 1:1
35:Adelit-Gruppe

Lapis Classification

VII/B.26-030

VII: PHOSPHATE, ARSENATE UND VANADATE ("Phosphate" des Registers immer einschließlich isotyper Arsenate und Vanadate!)
B: Wasserfreie Phosphate, mit fremden Anionen F,Cl,O,OH
26: Mittelgroße und große Kationen: Mg-Cu-Zn und Ca-Na-K-Ba-Pb; Adelit-Gruppe

Classification by Hölzel

8.BL.230

8: PHOSPHATES ARSENATES VANADATES
B: Phosphates (+Anions -Water)
L: Phosphates, very large: 2, Vmed: 2
2: Orthorhombic Adelite-Group

Dana 8th edition

41.05.01.08

41: Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
05: Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen where (A B)2 (XO4) Zq
01: Adelite Group

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Adelite-Descloizite group

Optical Properties

max. Birefringence

0.025
Birefringence chart\! Cobaltaustinite title=Birefringence chart Cobaltaustinite

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

1.777

RI value β

1.789

RI value γ / ε

1.802

Ri mean

1.789

2V angle

Biaxial (+) lg

Crystallography

Crystal System

orthorhombisch

Class (H-M)

222

Space Group number

19

Space Group

P212121

Cell parameters a (Å)

7.498

Cell parameters b (Å)

9.006

Cell parameters c (Å)

5.920

Cell parameters a/b or c/a

0.833

Cell parameters c/b

0.657

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

4

Volume (ų)

399.76

X-Ray Powder Diffraction

4.97(30),
4.13(70),
3.159(100),
2.633(80),
2.600(80),
2.532(40),
2.347(30),
1.609(100)
XRD chart Cobaltaustinite

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)

4.5

VHN (Hardness Vickers)

280 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

4.24 (berechnet)

4.236 ( ρ calc. Mineralienatlas )

Instability

+++ 1:1 HCl, + verdünnte HCl, 1:1 HNO3, - konz. H2SO4

(Co-)Type locality

(Co-)Type locality

Australien/South Australia/Olary Province/Dome Rock Copper Mine

Preface

Author (Name, Year)

Nickel & Birch, 1988

References

Acta Crystallographica E63 (2007), i53

IMA group assignments

Other languages

German

Cobaltaustinit

Spanish

Cobaltaustinita

French

Cobaltaustinite

English

Cobaltaustinite

Russian

Кобальтаустинит

Alternative Name

German

Kobaltaustinit

CNMNC (IMA)-Number

IMA 1987-042

CNMNC symbol

Symbol

Caus

Locations with GPS information

IDs

GUSID (Global unique identifier short form) kanSOoIE4Uiz0ZFEHFuljw
GUID (Global unique identifier) 3AD2A991-0482-48E1-B3D1-91441C5BA58F
Database ID 2002