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Cornetite

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JYJ724874

Cornetite

Description Tabs

Description
Locality: 
San Samuel Mine, Carrera Pinto, Cachiyuyo de Llampos, Copiapó Province, Atacama Region, Chile
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 2.1 × 1.3 cm
Description

Beautiful tack sharp blue cornetite crystals in cavities on 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)...