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Wulfenite Tsumcorite & Hematite

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ESM658747

Wulfenite Tsumcorite & Hematite

ex. Langner Coll.
Classic Locality

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Combination
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 2.5 × 1.8 cm
Description

Brownish wulfenite blade with yellow tsumcorite (Raman conf.) and brown hematite (Raman conf.) on the backside

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

Tsumcorite

Formula: 
Pb(Zn,Fe3+)2(AsO4)2·2(H2O,OH)
Strunz: 
8.CG.15
Crystal System: 
Monoclinic
Hardness: 
4.5
Streak: 
Yellow
Type Locality: 
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia

Hematite

Formula: 
Fe2O3
Strunz: 
4.CB.05
Crystal System: 
Trigonal
Hardness: 
5.0 - 6.0