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Copper & Chrysocolla

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BMM873447

Copper & Chrysocolla

Description Tabs

Description
Locality: 
Corocoro, Pacajes Province, La Paz Department, Bolivia
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.6 × 5.7 × 1.9 cm
Description

An extraordinary, rare „native“ copper-aggregate of the Bolivian locality „Corocoro“ This interesting piece shows of the weathering a fantastic coloring: an intense green-cyan, which is typical for chrysocolla.

Mineral Data
What's on the rock

Copper

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

Chrysocolla

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