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Malachite Psm Azurite

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CLB603479

Malachite Psm Azurite

Pseudomorph

Description Tabs

Description
Locality: 
Seabra, Bahia, Brazil
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.9 × 2 cm
Description

Very hard to find nowadays are samples of malachite pseudomorph after azurite crystals from this Brazilian locality. This is a pretty good floater.

Mineral Data
What's on the rock

Malachite

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

Azurite

Formula: 
Cu3(CO3)2(OH)2
Strunz: 
5.BA.05
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0
Type Locality: 
Chessy copper mines, Chessy-les-Mines, Le Bois d'Oingt, Rhône, Rhône-Alpes, France...

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