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Cacoxenite

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JYJ802080

Cacoxenite

Description Tabs

Description
Locality: 
Ober-Rosbach, Rosbach vor der Höhe, Darmstadt, Hesse, Germany
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.8 × 3 × 2.5 cm
Description

Yellow large cacoxenite sprays on limonite matrix from a Mn mine near Ober-rosbach, Friedberg, Germany. 

 

Mineral Data
What's on the rock

Cacoxenite

Formula: 
Fe3+24Al(PO4)17O6(OH)12·17H2O
Strunz: 
8.DC.40
Hardness: 
3.0 - 4.0
Type Locality: 
Hrbek Mine, Svatá Dobrotivá (St Benigna), Beroun (Beraun), Central Bohemia Region, Bohemia (Böhmen; Boehmen), Czech Republic