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Chalcocite

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ESM219005

Chalcocite

Description Tabs

Description
Locality: 
Dzhezkazgan, Karaganda Oblast, Kazakhstan
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 2.7 × 1.3 cm
Description

Cluster of sharp lustrous chalcocite crystals

Mineral Data
What's on the rock

Chalcocite

Formula: 
Cu2S
Strunz: 
2.BA.05
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0