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Bournonite

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CR545939

Bournonite

Classic Locality

Description Tabs

Description
Locality: 
Baia Sprie Mine, Baia Sprie, Maramureș County, Romania
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
12.5 × 6.5 × 5 cm
Description

A superb specimen of high gloss bournonite crystrals on  matrix with chalcopyrite and sphalerite.

Very attractive and good display specimen with very large and sharp bournonite crystals up to 1 cm in size (!)

Collected 1990

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