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Atacamite & Chrysocolla

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ESM917993

Atacamite & Chrysocolla

Description Tabs

Description
Locality: 
La Farola Mine, Cerro Pintado, Tierra Amarilla, Copiapó Province, Atacama Region, Chile
Class: 
Combination
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3 × 1.5 cm
Description

Clusters of transparent green atacamite crystals on blue-green chrysocolla

Mineral Data
What's on the rock

Atacamite

Formula: 
Cu2(OH)3Cl
Strunz: 
3.DA.10a
Crystal System: 
Orthorhombic
Hardness: 
3.0 - 3.5
Type Locality: 
Atacama Region, Chile

Chrysocolla

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