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Native Copper In Gypsum

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CLB86771

Native Copper In Gypsum

Classic Locality

Description Tabs

Description
Locality: 
Twin Buttes Mine, Pima County, Arizona, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.6 × 2.8 × 2.4 cm
Description

Very fine hair-thin copper-aggregates in clear colorless gypsum.

Mineral Data
What's on the rock

Copper

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

Gypsum

Formula: 
CaSO4·2H2O
Strunz: 
7.CD.40
Hardness: 
2.0
Streak: 
White.

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