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Seligmannite & Smithite

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SKY192677

Seligmannite & Smithite

Rare Mineral-Classic locality
Type Locality

Description Tabs

Description
Locality: 
Lengenbach Quarry, Binntal, Valais, Switzerland
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.8 × 1.6 cm
Description

Complex aggregates of perfectly developed metallic black seligmannite crystals on dolomite (photos 1, 2, 4 and 5) associated to deep red smithite aggregates (photo 6) and realgar (photo 3). Type locality for both, seligmannite and smithite. Seligmannite is one of the most attractive species from the quarry. Official code number : L15161 (1980).

Mineral Data
What's on the rock

Seligmannite

Formula: 
PbCuAsS3
Strunz: 
2.GA.50
Hardness: 
3.0
Streak: 
Black
Type Locality: 
Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland

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

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