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Copper

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CR684654

Copper

Classic Locality

Description Tabs

Description
Locality: 
Central Mine, Central, Keweenaw County, Michigan, United States of America
Class: 
Crystal Group/Cluster
Size Range: 
Cabinet (10-18 cm)
Size: 
12.5 × 10 × 5 cm
Description

This is a very good and rich native copper specimen from the famous Franz Bauer collection - acquired in the early 1970s.

Beautiful and untreated, natural specimen.

Mineral Data
What's on the rock

Copper

Formula: 
Cu
Strunz: 
1.AA.05
Crystal System: 
Isometric
Hardness: 
2.5 - 3.0