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Chalcocite

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MGR1004432

Chalcocite

Floater

Description Tabs

Description
Locality: 
Geevor Mine, Cornwall, United Kingdom
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 1.4 × 0.9 cm
Description

Small but fantastic cluster of rare chalcocite from the UK. It has a nice and sculptural formation and exhibits an incredible deep colour mix of blue and green. It is also developed as a floater.

Mineral Data
What's on the rock

Chalcocite

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