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Acanthite

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DPH86680

Acanthite

Description Tabs

Description
Locality: 
Porco, Agua de Castilla, Quijarro Province, Potosi Department, Bolivia
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 6 × 3 cm
Description

good sample of some acanthite crystals on quartz from Porco, Bolivia. Older specimen.

Mineral Data
What's on the rock

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