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Cornetite & Malachite

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SMM842857

Cornetite & Malachite

Type Locality

Description Tabs

Description
Locality: 
Star of the Congo Mine, Lubumbashi, Haut-Katanga, DR Congo
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 3 × 2 cm
Description

A lot of blue, sharp crystals of cornetite with on them bright green groups of malachite are scattered on the matrix. From type locality for cornetite. Good sample.

Boxed with Label
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)...

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

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