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Siegenite & Pyrite

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SHS662711

Siegenite & Pyrite

Description Tabs

Description
Locality: 
Buick Mine, Bixby, Iron County, Missouri, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.5 × 1 cm
Description

Nice siegenite crystals with small pyrite crystals on matrix

Mineral Data
What's on the rock

Siegenite

Formula: 
CoNi2S4
Strunz: 
2.DA.05
Hardness: 
4.5 - 5.5
Type Locality: 
Stahlberg Mine (Schwabengrube), Müsen, Siegerland, North Rhine-Westphalia, Germany

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5