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Arsenopyrite & Chalcopyrite

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PDM805034

Arsenopyrite & Chalcopyrite

Classic Locality

Description Tabs

Description
Locality: 
Mitterberg, St Johann im Pongau District, Tyrol, Austria
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
11.7 × 8.8 × 3.9 cm
Largest Crystal: 
1.60cm
Description

Steel grey lustrous metallic crystals of arsenopyrite in a thick matrix that is rich in golden coloured chalcopyrite.

From the classic Mitterberg - Mühlbach district, it was acquired in June/12th/1975 from Fons Elsermans by MF; Ex Manfred Fabig collection.

Mineral Data
What's on the rock

Arsenopyrite

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

Chalcopyrite

Formula: 
CuFeS2
Strunz: 
2.CB.10a
Crystal System: 
Tetragonal
Hardness: 
3.5 - 4.0

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