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Siderite Chalcopyrite Sphalerite Pyrite

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NST643929

Siderite Chalcopyrite Sphalerite Pyrite

Classic Locality

Description Tabs

Description
Locality: 
Eiserne Union Mine, Eisern, Siegerland, North Rhine - Westphalia, Germany
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.5 × 5.5 × 4.5 cm
Description

A cut and polished example of massive, ore-bearing (dark brown sphalerite, golden chalcopyrite and pyrite) siderite from Eiserne Union Mine.

Mineral Data
What's on the rock

Siderite

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

Chalcopyrite

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

Sphalerite

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

Pyrite

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