Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Chrysocolla & Cornetite

Views:
Watches:
FRN99714

Chrysocolla & Cornetite

Description Tabs

Description
Locality: 
Daye County, Huangshi, Hubei Province, China (Peoples Republic)
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.1 × 5.1 × 4.3 cm
Description

Colorful specimen of lustrous blue-green botryoidal chrysocolla associated with sparkling blue cornetite microcrystal.

Mineral Data
What's on the rock

Chrysocolla

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

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)...
Oriental Minerals