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Cornetite

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CR1086015

Cornetite

Rare Mineral

Description Tabs

Description
Locality: 
Kalabi Mine, Luambo, Kambove, Haut-Katanga, DR Congo
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 3 × 3 cm
Description

Very rich dense growth of very fine acicular crystals in a fine rounded botryoidal look; the fine microcrystals bring a nice sparkling luster to the piece.

The deep blue color is excellent!

Very attractive and good display specimen.

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)...