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Chalcocite

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Watches:
CAM628200

Chalcocite

With antique labels
Classic Locality

Description Tabs

Description
Locality: 
Bristol Copper Mine, Bristol, Hartford County, Connecticut, United States of America
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 3 × 2.2 cm
Largest Crystal: 
0.70cm
Description

A good coverage of dark grey, well-formed, chalcocite crystals up to 7 mm on matrix. A very fine specimen for this famous classic locality. Comes with several old labels.

Mineral Data
What's on the rock

Chalcocite

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

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