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Kolwezite With Cobaltoan Calcite

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QRI847870

Kolwezite With Cobaltoan Calcite

Former collection Lehmann (CH)
Rare Mineral

Description Tabs

Description
Locality: 
Musonoi Mine, Kolwezi, Lualaba, DR Congo
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.3 × 4.3 × 3 cm
Largest Crystal: 
0.20cm
Weight: 
76.00gr
Description

Excellent miniature of rare mold-like kolwezite partially epimorphing electric pink/liliac cobaltoan calcite from this classic locality. The specimen displays greatly, with both species well represented.

Most crystals are in mint conditions, and only some peripheral ones display minimum wears. Some cobaltoan calcite crystals are even locally transparent. 

A great aesthetic specimen with very intense color. A specimen dated back to the 90s. Former collection Lehmann (CH).

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

Kolwezite

Formula: 
(Cu,Co)2(CO3)(OH)2
Strunz: 
5.BA.10
Hardness: 
4.0
Type Locality: 
Musonoi Mine, Kolwezi, Kolwezi District, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre)

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