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Cornetite On Chrysocolla

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PJM113139

Cornetite On Chrysocolla

Description Tabs

Description
Locality: 
Roebourne, Roebourne Shire, Western Australia, Australia
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 2.7 × 0.9 cm
Description

A scattering of dark blue cornetite crystals on a greenish chrysocolla coated matrix

Mineral Data
What's on the rock

Cornetite

Formula: 
Cu3(PO4)(OH)3
Strunz: 
8.BE.15
Hardness: 
4.5
Type Locality: 
L'Etoile du Congo Mine (Star of the Congo Mine; Kalukuluku Mine), Lubumbashi (Elizabethville), Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre)...

Chrysocolla

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

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