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Chrysocolla Psm Azurite

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PJM94094

Chrysocolla Psm Azurite

Ex J & S Mommers Collection

Description Tabs

Description
Locality: 
Burra Burra Copper Mine, Burra, Mount Lofty Ranges, South Australia, Australia
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.3 × 2.1 cm
Description

Two complete intergrown spheres of azurite crystals in a shard of matrix have been replaced by turquoise blue chrysocolla. this specimen was collected in the late 1970's from the opencut pit at Burra

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

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...
Earthstones Australia

Seller Information

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