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Proustite & Arsenic

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NST750777

Proustite & Arsenic

Description Tabs

Description
Locality: 
Brahmaputra Vein, Shaft 366, Alberoda, Schlema-Hartenstein, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.8 × 5 × 3.5 cm
Description

Prismatic Proustites on native Arsenic matrix from Brahmaputra Vein, Shaft 366, Erzgebirge.

Mineral Data
What's on the rock

Proustite

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

Arsenic

Formula: 
As
Strunz: 
1.CA.05
Crystal System: 
Trigonal
Hardness: 
3.5
Streak: 
Grey
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