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Chrysocolla Psm Gypsum

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UVM751183

Chrysocolla Psm Gypsum

Classic Locality

Description Tabs

Description
Locality: 
San Manuel, Pinal County, Arizona, United States of America
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
1.4 × 1.4 × 1 cm
Description

An excellent pseudomorph of chrysocolla after gypsum, rare from San Manuel.

Mineral Data
What's on the rock

Chrysocolla

Formula: 
Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (x < 1)
Strunz: 
9.ED.20
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.5

Gypsum

Formula: 
CaSO4·2H2O
Strunz: 
7.CD.40
Hardness: 
2.0
Streak: 
White.
Not Sold

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