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Chrysocolla & Torbernite

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RBM710978

Chrysocolla & Torbernite

Description Tabs

Description
Locality: 
Los Azules Mine, Quebrada San Miguel, Copiapó Province, Atacama Region, Chile
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.7 × 3.7 × 2.5 cm
Description

Colorful balls of chrysocolla accompanied and cover by hallotrichite and minor torbernite crystals.

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

Torbernite

Formula: 
Cu(UO2)2(PO4)2·12H2O
Strunz: 
8.EB.05
Crystal System: 
Tetragonal
Hardness: 
2.0 - 2.5
Type Locality: 
Johanngeorgenstadt, Johanngeorgenstadt District, Erzgebirge, Saxony, Germany

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