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Bournonite On Sphalerite & Galena

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PJM86246

Bournonite On Sphalerite & Galena

Ex J & S Mommers Collection.

Description Tabs

Description
Locality: 
Casapalca Mine, Huarochiri Province, Lima Department, Peru
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 2.6 × 2.4 cm
Description

Hundreds of bright, lusterous, metallic silver bournonite crystals on a cluster of black sphalerite and silver galena crystals, from the great finds in the early 1980's.

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

Sphalerite

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

Galena

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

Seller Information

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All goods must be paid for prior to shipping, all bids are binding.

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