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Brandtite

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Watches:
JYJ619937

Brandtite

Description Tabs

Description
Locality: 
Sailauf, Lower Franconia, Bavaria, Germany
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 5 × 2.8 cm
Description

Beautiful brown brandtite on matrix.

References: 

Lorenz, J. (1991): Die Mineralien im Rhyolithsteinbruch von Sailauf, Der Aufschluss, Vol. 42, 1-38 

Mineral Data
What's on the rock

Brandtite

Formula: 
Ca2(Mn2+,Mg)(AsO4)2·2H2O
Strunz: 
8.CG.10
Crystal System: 
Monoclinic
Hardness: 
3.5
Type Locality: 
Harstigen Mine, Pajsberg, Persberg district, Filipstad, Värmland, Sweden