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Pyrrhotite & Magnetite

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SHS752222

Pyrrhotite & Magnetite

Description Tabs

Description
Locality: 
Bärenstein Quarry, Radau Valley, Goslar, Lower Saxony, Germany
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
2.8 × 1.2 × 1.7 cm
Description

nice pyrrhotite and magnetite in matrix

Mineral Data
What's on the rock

Pyrrhotite

Formula: 
Fe1-xS (x = 0 to 0.17)
Strunz: 
2.CC.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

Magnetite

Formula: 
Fe2+Fe3+2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
5.5 - 6.5
Streak: 
Black