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Sphalerite Tetrahedrite & Bournonite

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CAM177574

Sphalerite Tetrahedrite & Bournonite

Classic Locality

Description Tabs

Description
Locality: 
Hodruša-Hámre, Žarnovica County, Banská Bystrica Region, Slovakia (Slovak Republic)
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 5.8 × 2.8 cm
Description

An excellent combination piece from the classic mining district of Hodrusa with a rich coverage of lustrous dark brown sphalerite crystals up to 9 mm, small grey cogwheel-like bournonite crystals and lots of grey tetrahedrite crystals up to 4 mm on a quartz matrix.
Great piece.

Mineral Data
What's on the rock

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

Tetrahedrite

Formula: 
Cu6[Cu4(Fe,Zn)2]Sb4S13
Strunz: 
2.GB.05
Hardness: 
3.5 - 4.0

Bournonite

Formula: 
PbCuSbS3
Strunz: 
2.GA.50
Hardness: 
2.5 - 3.0
Type Locality: 
Wheal Boys (Trewetha Mine; Old Trewetha Mine), Port Isaac, St Endellion, Wadebridge District, Cornwall, England, UK

Seller Information

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