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Native Copper In Calcite

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SHS184111

Native Copper In Calcite

ex Collection Dr. Brandt (Northeim/Germany)
With Antique Label

Description Tabs

Description
Locality: 
Eagle Harbour, Keenewaw County, Michigan, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3.6 × 3.6 cm
Description

Nice native copper in calcite crystals

Mineral Data
What's on the rock

Copper

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

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White