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Tarnowitzite Cuprite & Malachite

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ESM216080

Tarnowitzite Cuprite & Malachite

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Size Range: 
Cabinet (10-18 cm)
Size: 
4 × 10 × 8 cm
Description

Tarnowitzite crystals on calcite matrix, altered small cuprite crystals scattered on the matrix and the tarnowitzite, green cuprite balls covered by malachite

Mineral Data
What's on the rock

Tarnowitzite

Variety Of: 

Aragonite

Formula: 
CaCO3
Strunz: 
5.AB.15
Hardness: 
3.5 - 4.0
Hardness: 
0.0
Type Locality: 
Tarnowskie Góry (Tarnowitz), Upper Silesia (Śląskie), Poland

Cuprite

Formula: 
Cu2O
Strunz: 
4.AA.10
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

Malachite

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