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Bournonite

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CR196269

Bournonite

Description Tabs

Description
Locality: 
Machacamarca Mine, Machacamarca, Saavedra Province, Potosi Department, Bolivia
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.6 × 2.5 × 2.3 cm
Largest Crystal: 
2.50cm
Description

A huge and lustrous bournonite crystal on sulfide matrix from the famous mine in Bolivia.

Beautiful specimen from Armin Wendland collection

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