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Calcite & Marcasite On Dolomite

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PJM138126

Calcite & Marcasite On Dolomite

Description Tabs

Description
Locality: 
Aurora Mine, Ramsbeck, Bestwig, Arnsberg, North Rhine - Westphalia, Germany
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 6.2 × 3 cm
Description

Pale grey rhombs of calcite with small masses of marcasite on off white dolomite crystals

Mineral Data
What's on the rock

Calcite

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

Marcasite

Formula: 
FeS2
Strunz: 
2.EB.10a
Crystal System: 
Orthorhombic
Hardness: 
6.0 - 6.5

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal - Rhombohedral
Hardness: 
3.5 - 4.0
Streak: 
White
Earthstones Australia

Seller Information

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