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Millerite & Mückeite

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JYJ773106

Millerite & Mückeite

Description Tabs

Description
Locality: 
Grüneau Mine, Schutzbach, Altenkirchen, Rhineland-Palatinate, Germany
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2.2 × 1.5 cm
Description

Golden millerite with minor dark grey mückeite on siderite matrix. Comes with an old label from a systematic collection; no II/C 21-30_15.

Mineral Data
What's on the rock

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

Mückeite

Formula: 
NiCu(Bi,Sb)S3
Strunz: 
2.GA.25
Hardness: 
3.5
Colour: 
Grey
Type Locality: 
Grüneau Mine (Grüne Au Mine; Grünau Mine), Schutzbach, Betzdorf, Siegerland, Rhineland-Palatinate, Germany