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Smithite & Edenharterite

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JYJ574474

Smithite & Edenharterite

Description Tabs

Description
Locality: 
Lengenbach Quarry, Binntal, Valais, Switzerland
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.3 × 1 × 0.9 cm
Description

Beautiful EDS analysed dark red smithite with two smaller dark black edenharterite crystals (unfortunately they cannot be checked by EDS as they are in a cavity). Rare!

Mineral Data
What's on the rock

Smithite

Formula: 
AgAsS2
Strunz: 
2.GC.30
Crystal System: 
Monoclinic Tabular crystals.
Hardness: 
1.5 - 2.0
Type Locality: 
Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland

Edenharterite

Formula: 
PbTlAs3S6
Strunz: 
2.HD.35
Crystal System: 
Orthorhombic
Hardness: 
2.5 - 3.0
Streak: 
Red
Type Locality: 
Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland