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Chalcocite Psm Pyrite

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GND25804

Chalcocite Psm Pyrite

Classic Locality

Description Tabs

Description
Locality: 
Burra Burra Copper Mine, Burra, Mount Lofty Ranges, South Australia, Australia
Size Range: 
Thumbnail (1-3cm)
Size: 
1.6 × 1.5 × 1.2 cm
Description

A single crystal of pyrite partially replaced by chalcocite. These were found near the bottom of the open cut just prior to closure in 1981. Features some smaller interpenetrating crystals. No points of attachment & no damage.

Small but quite unique. Nice !

Mineral Data
What's on the rock

Chalcocite

Formula: 
Cu2S
Strunz: 
2.BA.05
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5
Gondwana Minerals