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Bornite Pyrite & Siderite

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NST713319

Bornite Pyrite & Siderite

Description Tabs

Description
Locality: 
Neue Haardt Mine, Weidenau, Siegen, Arnsberg, North Rhine - Westphalia, Germany
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.3 × 5.8 × 3.8 cm
Description

A massive example of Bornite and Chalcopyrite and vugs coated with octahedral Pyrites and Siderite rhombs.

Mineral Data
What's on the rock

Bornite

Formula: 
Cu5FeS4
Strunz: 
2.BA.15
Crystal System: 
Tetragonal
Hardness: 
3.0
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Pyrite

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

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White