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Cupropearceite & Native Silver

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JYJ959300

Cupropearceite & Native Silver

Description Tabs

Description
Locality: 
Clara Mine, Oberwolfach, Freiburg Region, Baden-Württemberg, Germany
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
1.3 × 1.1 × 1.1 cm
Description

Dark grey metallic cupropearceite assocatiated with native silver on matrix from the Clara mine, Oberwolfach, Germany. 

SEM-EDS analysed. 

 

Mineral Data
What's on the rock

Cupropearceite

Formula: 
[Cu6As2S7][Ag9CuS4]
Strunz: 
2.GB.15
Hardness: 
0.0
Type Locality: 
Sarbaiskoe deposit (Sarbai Mine; Sarbay Mine), Rudny, Kostanay Province (Qostanay Oblysy; Kostanai Oblast'), Kazakhstan...

Silver

Formula: 
Ag
Strunz: 
1.AA.05
Crystal System: 
Isometric
Hardness: 
2.5 - 3.0