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Chalcocite

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JYJ725901

Chalcocite

Description Tabs

Description
Locality: 
Levant Mine, Pendeen, Cornwall, United Kingdom
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 2.3 × 1.4 cm
Description

Historic chalcocite specimen from the Levant mine in Cornwall. The sample hosts many beautiful pseudohexagonal chalcocite crystals up to 1.8 cm. 

 

Mineral Data
What's on the rock

Chalcocite

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