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Fornacite Wulfenite & Chrysocolla

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UVM631355

Fornacite Wulfenite & Chrysocolla

Description Tabs

Description
Locality: 
Mammoth - St Anthony Mine, Tiger, Mammoth District, Pinal County, Arizona, United States of America
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.8 × 3.5 × 3 cm
Description

A rich specimen of green-brown fornacite filling spaces in a matrix with mimetite, broken wulfenite blades, and chrysocolla.   

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)

Wulfenite

Formula: 
Pb(MoO4)
Strunz: 
7.GA.05
Crystal System: 
Tetragonal
Hardness: 
2.5 - 3.0
Streak: 
White
Type Locality: 
Bad Bleiberg, Bleiberg District, Gailtaler Alpen & Karnische Alpen, Carinthia, Austria

Chrysocolla

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

Seller Information

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