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Argentopyrite

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JYJ709989

Argentopyrite

Description Tabs

Description
Locality: 
Niederschlema, Bad Schlema, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 3 × 2 cm
Description

Many bronze coloured striated argentopyrite crystals on dolomite/siderite matrix. Minor proustite is associated. 

Mineral Data
What's on the rock

Argentopyrite

Formula: 
AgFe2S3
Strunz: 
2.CB.65
Crystal System: 
Orthorhombic
Hardness: 
3.5 - 4.0
Streak: 
Grey.
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic