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Fornacite Duftite & Chrysocolla

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PJM50683

Fornacite Duftite & Chrysocolla

Description Tabs

Description
Locality: 
Eagle Eye Mine, New Water District, La Paz County, Arizona, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
2.5 × 4.8 × 3.5 cm
Description

Deep green coloured fornacite, lighter green duftite and chrysocolla pseudomorphing an unknown acicular mineral

Mineral Data
What's on the rock

Fornacite

Formula: 
Pb2Cu(CrO4)(AsO4)(OH)
Strunz: 
7.FC.10
Hardness: 
2.0 - 3.0
Type Locality: 
Renéville Mine (Djoué Mines), Renéville, Kindanba District, Pool Department, Republic of Congo (Brazzaville)

Duftite

Formula: 
PbCu(AsO4)(OH)
Strunz: 
8.BH.35
Crystal System: 
Orthorhombic
Hardness: 
4.5
Type Locality: 
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia

Chrysocolla

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

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