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Chrysocolla Psm Malachite

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PDM719810

Chrysocolla Psm Malachite

Pseudomorph

Description Tabs

Description
Locality: 
Shangulowé Mine, Kambove, Lualaba, DR Congo
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.4 × 1.9 × 1.9 cm
Description

Impressive acicular crystals and botryoidal masses of malachite that have been completely replaced by deep blue chrysocolla.

Ex. Achiel Moors collection.

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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