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Pyrargyrite

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NST650782

Pyrargyrite

Classic Locality

Description Tabs

Description
Locality: 
St Andreasberg District, Lower Saxony, Germany
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 1.7 × 1.3 cm
Largest Crystal: 
1.50cm
Description

A large, lustrous pyrargyrite-aggregate of 2.2 cm showing crystals up to 1.5 cm from famous St Andreasberg mining district. Mounted on a wooden base with old collection number and with an antique handwritten label. Excellent old-time material from Germany. Measures 4.1 cm including the wooden base.

Mineral Data
What's on the rock

Pyrargyrite

Formula: 
Ag3SbS3
Strunz: 
2.GA.05
Crystal System: 
Trigonal - Ditrigonal Pyramidal
Hardness: 
2.5