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Cobaltoan Calcite & Malachite

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RAF670281

Cobaltoan Calcite & Malachite

Description Tabs

Description
Locality: 
Tantara Mine, Shinkolobwe, Kambove, Haut-Katanga, DR Congo
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 4.5 × 3 cm
Largest Crystal: 
0.70cm
Weight: 
275.00gr
Description

Cobaltoan calcite and malachite from the DRC.  A very nice specimen...

Mineral Data
What's on the rock

Cobaltoan Calcite

Variety Of: 

Calcite

Formula: 
CaCO3
Strunz: 
5.AB.05
Hardness: 
3.0
Formula: 
(Ca,Co)CO3
Hardness: 
0.0

Malachite

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