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Calcite & Pyrite

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MEX204554

Calcite & Pyrite

ex Freiberg 2014
Classic Locality

Description Tabs

Description
Locality: 
Drosen Mine, Ronneburg Uranium Deposit, Gera, Thuringia, Germany
Size Range: 
Cabinet (10-18 cm)
Size: 
10.1 × 8.8 × 3.5 cm
Description

Large specimen with small calcite crystals. On which are grown pyrite crystals. The specimen comes with older label.

Mineral Data
What's on the rock

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Pyrite

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