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Siegenite Galena & Erythrite

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ESM574932

Siegenite Galena & Erythrite

Classic Locality

Description Tabs

Description
Locality: 
Buick Mine, Bixby, Iron County, Missouri, United States of America
Class: 
Combination
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 2.5 × 1.5 cm
Description

Sharp octahedral siegenite crystals on matrix with minor galena and pink erythrite

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

Galena

Formula: 
PbS
Strunz: 
2.CD.10
Crystal System: 
Isometric
Hardness: 
2.5
Colour: 
Lead-grey
Streak: 
Lead-grey

Erythrite

Formula: 
Co3(AsO4)2·8H2O
Strunz: 
8.CE.40
Hardness: 
1.5 - 2.5
Type Locality: 
Daniel Mine (St. Daniel Mine), Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany