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Fettelite & Proustite

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JYJ797523

Fettelite & Proustite

PXRD & EDS conf. no 307

Description Tabs

Description
Locality: 
Schlema-Hartenstein, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 2.2 × 1.4 cm
Description

PXRD & EDS confirmed fettelite associated with proustite from Schlema-Hartenstein, Germany. Large crystals with red inner reflections. 

 

Mineral Data
What's on the rock

Fettelite

Formula: 
[Ag6As2S7][Ag10HgAs2S8]
Strunz: 
2.LA.30
Crystal System: 
Trigonal
Hardness: 
4.0
Type Locality: 
Glasberg quarry, Nieder-Beerbach, Mühltal, Odenwald, Hesse, Germany

Proustite

Formula: 
Ag3AsS3
Strunz: 
2.GA.05
Crystal System: 
Trigonal
Hardness: 
2.0 - 2.5
Analysis
Analysis Report - only: Fettelite & Proustite
Analysis Report - only: Fettelite & Proustite