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Pyrite Var Feather Pyrite

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MEX506197

Pyrite Var Feather Pyrite

ex Franke, Erfurt collection
Classic Locality

Description Tabs

Description
Locality: 
Pfaffenberg Mine, Neudorf, Harz, Saxony - Anhalt, Germany
Class: 
Massive/Crystalline
Size Range: 
Cabinet (10-18 cm)
Size: 
10.4 × 6.9 × 1.1 cm
Weight: 
182.00gr
Description

Very nice specimen with feather pyrite in matrix. Feather pyrite are pseudomorphism pyrite after pyrrhotite.  Both sides are sawed, one polished.

Mineral Data
What's on the rock

Pyrite

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