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Silver & Acanthite

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ESM758976

Silver & Acanthite

Description Tabs

Description
Locality: 
Uchucchacua Mine, Oyon Province, Lima Department, Peru
Class: 
Combination
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.3 × 0.8 cm
Description

Massive crystallized silver with acanthite on calcite crystals

Mineral Data
What's on the rock

Silver

Formula: 
Ag
Strunz: 
1.AA.05
Crystal System: 
Isometric
Hardness: 
2.5 - 3.0

Acanthite

Formula: 
Ag2S
Strunz: 
2.BA.35
Crystal System: 
Monoclinic - Prismatic
Hardness: 
2.0 - 2.5
Streak: 
lead grey
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic