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Proustite On Acanthite Stephanite & Skutterudite

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RHT657962

Proustite On Acanthite Stephanite & Skutterudite

Classic Locality

Description Tabs

Description
Locality: 
Shaft 186, Alberoda, Schlema-Hartenstein, Erzgebirge, Saxony, Germany
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 5.9 × 5.5 cm
Largest Crystal: 
0.50cm
Weight: 
477.00gr
Description

Gemmy, cherry-red proustite crystal groups on a mix of glossy, metallic gray acanthite, stephanite and skutterudite crystals. Very heavy and massive, with an attractive face.

One of the great German classics from Saxony.

Mineral Data
What's on the rock

Proustite

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

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

Stephanite

Formula: 
Ag5SbS4
Strunz: 
2.GB.10
Crystal System: 
Orthorhombic - Pyramidal
Hardness: 
2.0 - 2.5
Type Locality: 
Freiberg District, Erzgebirge, Saxony, Germany

Skutterudite

Formula: 
CoAs3-x
Strunz: 
2.EC.05
Hardness: 
5.5 - 6.0
Streak: 
Black
Type Locality: 
Skuterud Mines (Skutterud Mines; Modum Cobalt Mines), Modum, Buskerud, Norway
Not Sold
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