Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Fettelite & Proustite

Views:
Watches:
JYJ863230

Fettelite & Proustite

Description Tabs

Description
Locality: 
Schlema-Hartenstein, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1 × 0.6 cm
Description

Tabular fettelite with inner red reflections and proustite from the Schlema Hartenstein area, Saxony, Germany. 
EDS & XRD confirmed no 307. 

Specimen comes with a multipage colour printed analysis. 

 

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