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Sternbergite & Proustite

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ESM574941

Sternbergite & Proustite

Description Tabs

Description
Locality: 
Glasberg Quarry, Nieder-Beerbach, Odenwald, Hesse, Germany
Class: 
Combination
Size Range: 
Thumbnail (1-3cm)
Size: 
1.2 × 1.8 × 1.5 cm
Description

Grey metallic sternbergite with deep red proustite

Mineral Data
What's on the rock

Sternbergite

Formula: 
AgFe2S3
Strunz: 
2.CB.65
Hardness: 
1.0 - 1.5
Streak: 
Black
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Proustite

Formula: 
Ag3AsS3
Strunz: 
2.GA.05
Crystal System: 
Trigonal
Hardness: 
2.0 - 2.5