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Wulfenite & Mimetite

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CLB617919

Wulfenite & Mimetite

George Stevens Minerals
Classic Locality

Description Tabs

Description
Locality: 
Rowley Mine, Theba, Maricopa County, Arizona, United States of America
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.4 × 4.7 × 3.2 cm
Description

Very interesting specimen with transparent wulfenite crystals on matrix with a powdery to fibrous orange-yellow mineral. The original label lists 'mimetite', but I think it must be something else, probably ferrymolybdite.

Mineral Data
What's on the rock

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

Mimetite

Formula: 
Pb5(AsO4)3Cl
Strunz: 
8.BN.05
Crystal System: 
Hexagonal
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Treue Freundschaft Mine, Johanngeorgenstadt, Johanngeorgenstadt District, Erzgebirge, Saxony, Germany

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