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Malachite On Cobaltoan Dolomite

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CLB528607

Malachite On Cobaltoan Dolomite

ex collection Schwans
Classic Locality

Description Tabs

Description
Locality: 
Mashamba West Mine, Kolwezi, Lualaba, DR Congo
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 5 × 4 cm
Description

Dark green, glossy malachite crystals on a crust of small, pink cobaltoan dolomite crystals on matrix. This material has vanished from the market a long time ago.

Mineral Data
What's on the rock

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

Cobaltoan Dolomite

Variety Of: 

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Hardness: 
3.5 - 4.0
Formula: 
(Ca,Mg,Co)CO3
Hardness: 
0.0

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