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Aluminian Strengite & Cacoxenite

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CR73406

Aluminian Strengite & Cacoxenite

Description Tabs

Description
Locality: 
Miguel Vacas Mine, Conceição, Vila Viçosa, Évora District, Portugal
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 4.6 × 2 cm
Description

Beautiful specimen with white to pale pink globular Al-Strengite crystals on orangebrown cacoxenite sprays very rich on shist matrix.

#3

Mineral Data
What's on the rock

Aluminian Strengite

Variety Of: 

Strengite

Formula: 
FePO4·2H2O
Strunz: 
8.CD.10
Hardness: 
3.5 - 4.0
Hardness: 
0.0

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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