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Brandtite

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CAM559490

Brandtite

Description Tabs

Description
Locality: 
Fuchs Quarry, Hartkoppe, Sailauf, Lower Franconia, Bavaria, Germany
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.8 × 2.3 × 1 cm
Description

A good coverage of beige coloured radiated groups of brandtite crystals on some typical matrix from the Fuchs Quarry at Hartkoppe Mt near Sailauf in the Spessart Mts. This quarry produced some of the best of this species. A very fine specimen under the microscope.

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
Cartils Minerals

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