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Strengite & Cacoxenite

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ESM629459

Strengite & Cacoxenite

Description Tabs

Description
Locality: 
Coon Creek Mine, Polk County, Arkansas, United States of America
Class: 
Combination
Size Range: 
Small miniature (3-4.5 cm)
Size: 
1.8 × 3.5 × 2 cm
Description

Pink strengite balls with radiating yellow cacoxenite needles on novaculite

Mineral Data
What's on the rock

Strengite

Formula: 
FePO4·2H2O
Strunz: 
8.CD.10
Hardness: 
3.5 - 4.0
Streak: 
white
Type Locality: 
Eleonore Mine, Rodheim-Bieber, 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
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