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Calcite & Dolomite & Mercurian Tetrahedrite

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SHS111942

Calcite & Dolomite & Mercurian Tetrahedrite

ex. Collection F. Bauer (München/Germany)

Description Tabs

Description
Locality: 
St Gertraudi, Brixlegg, Tyrol, Austria
Size Range: 
Cabinet (10-18 cm)
Size: 
15 × 10.6 × 8 cm
Description

Calcite crystals and dolomite crystals and some schwazite, great piece

Mineral Data
What's on the rock

Calcite

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

Dolomite

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

Mercurian Tetrahedrite

Variety Of: 

Tetrahedrite

Formula: 
Cu6[Cu4(Fe,Zn)2]Sb4S13
Strunz: 
2.GB.05
Hardness: 
3.5 - 4.0
Formula: 
(Cu,Hg)12Sb4S13
Hardness: 
0.0
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