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Allanpringite & Cacoxenite

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JYJ744305

Allanpringite & Cacoxenite

Description Tabs

Description
Locality: 
Mark Mine, Weinbach, Limburg-Weilburg, Giessen Region, Hesse, Germany
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.4 × 2.7 × 2.2 cm
Description

Beige allanpringite associated with cacoxenite spheres on limonitic matrix. 

Rich and good specimen of this unusual mineral. Type locality. 

 

 

Mineral Data
What's on the rock

Allanpringite

Formula: 
Fe3+3(PO4)2(OH)3·5H2O
Strunz: 
8.DC.50
Hardness: 
3.0
Type Locality: 
Mark Mine, Essershausen, Weilburg, Wetzlar, Hesse, Germany

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