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Cornetite

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JYJ61367

Cornetite

Radioactive

Description Tabs

Description
Locality: 
Yerington, Lyon County, Nevada, United States of America
Size Range: 
Small cabinet (7-10 cm)
Size: 
6 × 9 × 7 cm
Description

The whole specimen is of blueish-greenish colour and shows partially some groups of very small dark blue to green crystals. A good 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)...