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Silver & Copper

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ESM800425

Silver & Copper

Description Tabs

Description
Locality: 
Isle Royale Mine, Houghton, Houghton County, Michigan, United States of America
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3 × 2.5 cm
Description

Silver crystals and copper crystals on matrix

Mineral Data
What's on the rock

Silver

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

Copper

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