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Rathite & Pyrite

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SER909190

Rathite & Pyrite

Type Locality

Description Tabs

Description
Locality: 
Lengenbach Quarry, Binntal, Valais, Switzerland
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.2 × 2.7 × 2.4 cm
Description

a cluster of grey, metallic crystals of rathite with golden pyrite on dolomite

Mineral Data
What's on the rock

Rathite

Formula: 
Pb8Pb4-x(Tl2As2)x(Ag2As2)As16S40
Strunz: 
2.HC.05d
Hardness: 
3.0
Type Locality: 
Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5