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Bournonite

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MGR1041905

Bournonite

Classic Locality

Description Tabs

Description
Locality: 
Baia Sprie Mine, Baia Sprie, Maramureș County, Romania
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.2 × 4.3 × 3.1 cm
Description

Fine example of bournonite on matrix from Romania. It forms fine developed crystals with a metallic lustrous appearence. They grow inbetween several small clusters of quartz which gives a super fine contrast as well.

Mineral Data
What's on the rock

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