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Baumhauerite & Oellacherite

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SKY198763

Baumhauerite & Oellacherite

Rare Mineral-Classic locality
Type Locality

Description Tabs

Description
Locality: 
Lengenbach Quarry, Binntal, Valais, Switzerland
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 3 × 3 cm
Description

Absolutely perfect shiny metallic baumhauerite crystal associated to also perfect green hexagonal oellacherite, pyrite, the whole in typical dolomite matrix. Baumhauerite is one of the most typical sulphosalts from the locality and it should be present in every Lengenbach collection ! Very nice under the microscope !

Mineral Data
What's on the rock

Baumhauerite

Formula: 
Pb12As16S36
Strunz: 
2.HC.05b
Crystal System: 
Triclinic
Hardness: 
3.0
Type Locality: 
Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland

Oellacherite

Variety Of: 

Muscovite

Formula: 
KAl2(AlSi3O10)(OH)2
Strunz: 
9.EC.15
Hardness: 
2.5
Hardness: 
2.0 - 2.5
Streak: 
White

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