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Kolwezite Heterogenite & Calcite

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CFL867078

Kolwezite Heterogenite & Calcite

Type Locality

Description Tabs

Description
Locality: 
Kolwezi Mine, Lualaba, DR Congo
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3.7 × 2.8 cm
Description

Type locality specimen of spherulitic kolwezite crystals associated with heterogenite and pink Co rich calcite.

Mineral Data
What's on the rock

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)

Heterogenite

Formula: 
CoO(OH)
Strunz: 
4.FE.20
Crystal System: 
Trigonal
Hardness: 
3.0 - 5.0
Type Locality: 
Wolfgang Maaßen Mine field, Schneeberg District, Erzgebirge, Saxony, Germany

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

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