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Lengenbachite On Pyrite

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JYJ94750

Lengenbachite On Pyrite

Description Tabs

Description
Locality: 
Lengenbach Quarry, Binntal, Wallis, Switzerland
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 2 × 2 cm
Description

A beautiful combination showing sprays of lengenbachite with single pyrite crystals.

Mineral Data
What's on the rock

Lengenbachite

Formula: 
Ag4Cu2Pb18As12S39·
Strunz: 
2.HF.30
Crystal System: 
Monoclinic
Hardness: 
1.0 - 2.0
Streak: 
Black
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
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