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Fettelite & Proustite

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HCH178308

Fettelite & Proustite

Type Locality

Description Tabs

Description
Locality: 
Nieder-Beerbach, Hesse, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 4 × 3 cm
Largest Crystal: 
0.10cm
Description

Red thinn platy crystals of Fettelite up to 1 mm large are sitting with Proustite on matrix.

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

Seller Information

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