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Kolwezite

Pictures (16 Images total)

Kolwezit auf Cobaltcalcit
Views (File:
1337687217
): 1630
Kolwezit auf Cobaltcalcit
Größe: bis 5,47 mm; Fundort: Kolwezi Mine, Kolwezi, Provinz Katanga, D.R. Kongo
Copyright: Matteo Chinellato; Contribution: Hg
Collection: Domenico Preite
Location: Demokratische Republik Kongo/Katanga (Shaba), Provinz/Lualaba, Distrikt/Kolwezi, Revier/Kolwezi, Stadt/Kolwezi Mine
Mineral: Kolwezite
Image: 1337687217
Rating: 9 (votes: 2)
License: Usage for Mineralienatlas project only
Kolwezit auf Cobaltcalcit

Größe: bis 5,47 mm; Fundort: Kolwezi Mine, Kolwezi, Provinz Katanga, D.R. Kongo
Collection: Domenico Preite
Copyright: Matteo Chinellato
Contribution: Hg 2012-05-22
Locality: Kolwezi Mine / Kolwezi, Stadt / Kolwezi, Revier / Lualaba, Distrikt / Katanga (Shaba), Provinz / Demokratische Republik Kongo
Kolwezit
Views (File:
1308949301
): 1941
Kolwezit
mit Kobaltocalcit, Musonoi Mine, Kolwezi, Prov. Katanga, DR Congo, 39x33 mm
Copyright: Embarak; Contribution: Embarak
Collection: Embarak
Location: Demokratische Republik Kongo/Katanga (Shaba), Provinz/Lualaba, Distrikt/Kolwezi, Revier/Kolwezi, Stadt/Musonoi
Mineral: Kolwezite
Image: 1308949301
Rating: 9 (votes: 1)
License: Usage for Mineralienatlas project only
Kolwezit

mit Kobaltocalcit, Musonoi Mine, Kolwezi, Prov. Katanga, DR Congo, 39x33 mm
Collection: Embarak
Copyright: Embarak
Contribution: Embarak 2011-06-24
Locality: Musonoi / Kolwezi, Stadt / Kolwezi, Revier / Lualaba, Distrikt / Katanga (Shaba), Provinz / Demokratische Republik Kongo
Kolwezit, Cobaltcalcit
Views (File:
1256203205
): 2883, Rating: 8
Kolwezit, Cobaltcalcit
Kolwezit, Cobalt-Calcit, 5,5 x 4,4 x 4 cm,Bildbreite ca. 20 mm, Kolwezi Mine, Kolwezi, Western area, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaire).
Copyright: kraukl; Contribution: si-sucher
Collection: Frank Haas (si-sucher)
Location: Demokratische Republik Kongo/Katanga (Shaba), Provinz/Lualaba, Distrikt/Kolwezi, Revier/Kolwezi, Stadt/Kolwezi Mine
Mineral: Kolwezite
Image: 1256203205
Rating: 8 (votes: 6)
License: Usage for Mineralienatlas project only
Kolwezit, Cobaltcalcit

Kolwezit, Cobalt-Calcit, 5,5 x 4,4 x 4 cm,Bildbreite ca. 20 mm, Kolwezi Mine, Kolwezi, Western area, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaire).
Collection: Frank Haas (si-sucher)
Copyright: kraukl
Contribution: si-sucher 2009-10-22
Locality: Kolwezi Mine / Kolwezi, Stadt / Kolwezi, Revier / Lualaba, Distrikt / Katanga (Shaba), Provinz / Demokratische Republik Kongo
traubiger und stalaktitischer Kolwezit
Views (File:
1167921793
): 1583
traubiger und stalaktitischer Kolwezit
Größe: 71x45 mm; Fundort: Mashamba West, Mashamba, Shaba, DR Kongo
Copyright: John Sobolewski; Contribution: Philip Blümner
Location: Demokratische Republik Kongo/Katanga (Shaba), Provinz/Lualaba, Distrikt/Kolwezi, Revier/Mashamba West Mine
Mineral: Kolwezite
Image: 1167921793
Rating: 8 (votes: 2)
License: Usage for Mineralienatlas project only
traubiger und stalaktitischer Kolwezit

Größe: 71x45 mm; Fundort: Mashamba West, Mashamba, Shaba, DR Kongo

Copyright: John Sobolewski
Contribution: Philip Blümner 2007-01-04
Locality: Mashamba West Mine / Kolwezi, Revier / Lualaba, Distrikt / Katanga (Shaba), Provinz / Demokratische Republik Kongo
Kolwezit
Views (File:
1217871990
): 1783
Kolwezit
Fundort: Kolwezi, Shaba, DR Kongo; Bildbreite: 30 mm
Copyright: Leonardus; Contribution: Philip Blümner
Location: Demokratische Republik Kongo/Katanga (Shaba), Provinz/Lualaba, Distrikt/Kolwezi, Revier/Kolwezi, Stadt/Kolwezi Mine
Mineral: Kolwezite
Image: 1217871990
Rating: 8 (votes: 2)
License: Usage for Mineralienatlas project only
Kolwezit

Fundort: Kolwezi, Shaba, DR Kongo; Bildbreite: 30 mm
Copyright: Leonardus
Contribution: Philip Blümner 2008-08-04
Locality: Kolwezi Mine / Kolwezi, Stadt / Kolwezi, Revier / Lualaba, Distrikt / Katanga (Shaba), Provinz / Demokratische Republik Kongo

Collectors Summary

Color beige braun, grün, schwarz
Streak color beige
Hardness (Mohs) 4
Solubility +++ Säuren
Crystal System triklin, P1, P1

Chemism

Chemical formula

CuCo(CO3)(OH)2

Chemical composition

Kobalt, Kupfer, Kohlenstoff, Sauerstoff, Wasserstoff

Unit weight: 216.5033249 u; Number of atoms in the formula: 10

Info

Empirical formula:

CuCo(CO3)(OH)2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

0.93

2

20.00

1.0079470

2.0158940
Carbon

C

5.55

1

10.00

12.0107800

12.0107800
Oxygen

O

36.95

5

50.00

15.9994300

79.9971500
Cobalt

Co

27.22

1

10.00

58.9332009

58.9332009
Copper

Cu

29.35

1

10.00

63.5463000

63.5463000

Analysis wt%

CoO : 22.98, CuO : 48.40, CO2 : 19.44, H2O : 8.78 (Ref: Bulletin de Mineralogie 80)

Strunz 9th edition incl. updates

5.BA.10

5: Carbonate (Carbonate, Nitrate)
B: Carbonate mit weitere Anionen, ohne H2O
A: Mit [Cu], [Co], [Ni], [Zn], [Mg], [Mn]
10:Malachit-Gruppe

Lapis Classification

V/C.01-050

V: NITRATE, CARBONATE UND BORATE
C: Wasserfreie Carbonate, mit fremden Anionen
1: Azurit-Rosasit-Reihe

Classification by Hölzel

5.BA.290

5: CARBONATES NITRATES ARSENITES SULFITES SELENITES TELLURITES IODATES
B: Carbonates (+Anions -Water)
A: With small-medium cations, V=2
2: Malachite-Group

Dana 8th edition

16a.03.01.03

16a: Carbonates - Hydroxyl or Halogen
03: Carbonates - Hydroxyl or Halogen where (A B)2 (XO3) Zq
01: Rosasite Group

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

beige braun, grün, schwarz

Streak color

beige

Diaphaneity (Transparency)

durchscheinend bis teilweise opak

max. Birefringence

0.21~
Birefringence chart\! Kolwezite title=Birefringence chart Kolwezite

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

1.688

RI value γ / ε

1.90>

2V angle

Biaxial

Crystallography

Crystal System

triklin

Class (H-M)

1, 1

Space Group number

1, 2

Space Group

P1, P1

Cell parameters a (Å)

9.50

Cell parameters b (Å)

12.15

Cell parameters c (Å)

3.189

Cell parameters a/b or c/a

0.782

Cell parameters c/b

0.262

Cell parameters α

93.32

Cell parameters β

90.73

Cell parameters γ

91.47

Z

4

Volume (ų)

367.314

X-Ray Powder Diffraction

6.08(80),
5.08(80),
3.69(100),
3.02(40),
2.958(40),
2.599(70),
2.531(40),
2.344(30)
XRD chart Kolwezite

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

Physical Properties

Hardness (Mohs)

4

VHN (Hardness Vickers)

190 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.97

3.915 ( ρ calc. Mineralienatlas )

Instability

+++ Säuren

(Co-)Type locality

(Co-)Type locality

Demokratische Republik Kongo/Katanga (Shaba), Provinz/Lualaba, Distrikt/Kolwezi, Revier/Kolwezi, Stadt/Musonoi

Preface

Name from

Typlokalität

Author (Name, Year)

Deliens & Piret, 1980

References

Deliens M, Piret P (1980) La kolwézite, un hydroxycarbonate de cuivre et de cobalt analogue à la glaukosphaerite et à la rosaite, Bulletin de Minéralogie 103, 179-184

Perchiazzi N, Merlino S (2006) The malachite-rosasite group: crystal structures of glaukosphaerite and pokrovskite, European Journal of Mineralogy 18, 787-792 - [Chemical formula changed from (Cu,Co)2CO3(OH)2 because Cu and Co occupy distinct crystallographic sites]

CNMNC Newsletter No. 50; Mineralogical Magazine, 31 [Formel]

Other languages

German

Kolwezit

Spanish

Kolwezita

French

Kolwezite

English

Kolwezite

Russian

Колвезит

Japanese

ｺﾙｳｨｰｻﾞｲﾄ

Alternative Name

German

Koluezit

Spanish

Koluezita

Koluezite

CNMNC (IMA)-Number

IMA 1979-017

CNMNC symbol

Symbol

Kwz

Locations with GPS information

IDs

GUSID (Global unique identifier short form) 8veS_iITKUeg8nZN_oCd5A
GUID (Global unique identifier) FE92F7F2-1322-4729-A0F2-764DFE809DE4
Database ID 2021