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Argentopyrite

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JYJ143719

Argentopyrite

Description Tabs

Description
Locality: 
Himmelsfürst Mine, Brand-Erbisdorf, Mittelsachsen, Saxony, Germany
Size Range: 
Thumbnail (1-3cm)
Size: 
2.8 × 1.7 × 1 cm
Description

This specimen hosts well shaped isolated argentopyrite and groups. There is an interesting spot, with black crystalline crusts, that might be argyrodite. Look for the other in my listings from Colquecha, which is analysed.

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