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Gersdorffite & Millerite

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SHS664438

Gersdorffite & Millerite

Description Tabs

Description
Locality: 
Bastenberg Mine, Ramsbeck, Bestwig, Arnsberg, North Rhine - Westphalia, Germany
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
2.7 × 1.3 × 1.2 cm
Description

Nice gersdorfite and millerite in matrix

Mineral Data
What's on the rock

Gersdorffite

Formula: 
NiAsS
Strunz: 
2.EB.25
Crystal System: 
Isometric
Hardness: 
5.5
Type Locality: 
Zinkwand, Obertalbach valley, Schladminger Tauern, Schladming, Styria, Austria

Millerite

Formula: 
NiS
Strunz: 
2.CC.20
Crystal System: 
Trigonal
Hardness: 
3.0 - 3.5
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic