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Arsenopyrite Sphalerite & Galena

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SCH79103

Arsenopyrite Sphalerite & Galena

Description Tabs

Description
Locality: 
Lengenbach Quarry, Binntal, Valais, Switzerland
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.3 × 5 × 2.9 cm
Description

Prismatic elongated bronze crystals of arsenopyrite in vugs and associated with bright rounded galena and dark-honey yellow sphalerite crystals. 

Ex. Naturhistorisches Museum Bern with label. Mined in 1985.

Quite good for the location!

Mineral Data
What's on the rock

Arsenopyrite

Formula: 
FeAsS
Strunz: 
2.EB.20
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.0

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

Galena

Formula: 
PbS
Strunz: 
2.CD.10
Crystal System: 
Isometric
Hardness: 
2.5
Colour: 
Lead-grey
Streak: 
Lead-grey
schani

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