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Ferroan Magnesite Var Breunnerite

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ESM513992

Ferroan Magnesite Var Breunnerite

Description Tabs

Description
Locality: 
Großer Greiner, Finkenberg, Schwaz District, Tyrol, Austria
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.8 × 6.3 × 2.8 cm
Description

Brown breunnerite crystals on talc-schist

Mineral Data
What's on the rock

Ferroan Magnesite

Variety Of: 

Magnesite

Formula: 
MgCO3
Strunz: 
5.AB.05
Hardness: 
3.5 - 4.5
Formula: 
(Mg,Fe)CO3
Hardness: 
0.0

Breunnerite

Variety Of: 

Ferroan Magnesite

Formula: 
(Mg,Fe)CO3
Hardness: 
0.0
Formula: 
(Mg,Fe)CO3
Hardness: 
0.0