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Rösslerite Native Arsenic & Proustite

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GMB506753

Rösslerite Native Arsenic & Proustite

Description Tabs

Description
Locality: 
St Margaretha Mine, Breitenbrunn, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
6 × 10 × 6 cm
Weight: 
480.00gr
Description

An extraordinary  sample of mainly native arsenic and calcite. Small veinlets are filled with proustite. The last mineralisation consists of secondary minerals like rösslerite (roesslerite) in very good quality, size and condition. 

Mineral Data
What's on the rock

Rösslerite

Formula: 
Mg(HAsO4)·7H2O
Strunz: 
8.CE.20
Crystal System: 
Monoclinic Fibrous crusts
Hardness: 
2.0 - 3.0
Streak: 
White
Type Locality: 
"Im Lochborn" Copper mine, Bieber, Gelnhausen, Spessart, Hesse, Germany...

Arsenic

Formula: 
As
Strunz: 
1.CA.05
Crystal System: 
Trigonal
Hardness: 
3.5
Streak: 
Grey

Proustite

Formula: 
Ag3AsS3
Strunz: 
2.GA.05
Crystal System: 
Trigonal
Hardness: 
2.0 - 2.5

Seller Information

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For payment within EU money transfer is preferred:

SWIFT/BIC-Code: WELADED1FGX

IBAN: DE49 870520004111076110

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