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Chrysocolla & Malachite

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RBM133103

Chrysocolla & Malachite

Description Tabs

Description
Locality: 
Manto Tres Gracias Mine, Diego de Almagro, Chañaral Province, Atacama Region, Chile
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 5.5 × 3.5 cm
Description

Blue chrysocolla botryoids covered with drusy quartz. It can be seen clearly that the chrysocolla in millimeter layer, and that under this are malachite nodules.

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

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

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