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Strengite & Wavellite

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JYJ604133

Strengite & Wavellite

Description Tabs

Description
Locality: 
Moncorvo Area, Torre de Moncorvo, Bragança District, Portugal
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 3.5 × 2 cm
Description

Crystal luster and size is noteworthy. Strengite which came from Moncorvo is one of the best from Europe. 

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

Wavellite

Formula: 
Al3(PO4)2(OH,F)3·5H2O
Strunz: 
8.DC.50
Hardness: 
3.5 - 4.0
Streak: 
White.
Type Locality: 
High Down Quarry, Filleigh, North Devon, Devon, England, UK