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Arsenopyrite

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GND58782

Arsenopyrite

Description Tabs

Description
Locality: 
Tolwong Mine, Wyalong, St Vincent County, New South Wales, Australia
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 2.6 × 4.1 cm
Description

A good locality specimen of bright well developed arsenopyrite crystals up to 9mm long in quartz from one of the best Australian localities for the species.

The arsenopyrite crystals occur in various habits and are terminated. The matrix is quartz,  some milky crystals also forming in the vugh.

Mineral Data
What's on the rock

Arsenopyrite

Formula: 
FeAsS
Strunz: 
2.EB.20
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.0
Gondwana Minerals