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Dufrénite

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CHP912366

Dufrénite

Classic Locality

Description Tabs

Description
Locality: 
Tibães Mine, Mire de Tibães, Braga District, Portugal
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.2 × 2.1 × 1.7 cm
Description

specimen with many very nice greenish tufts of needles of dufrenite on matrix.

c. 4325

Mineral Data
What's on the rock

Dufrénite

Formula: 
Ca0.5Fe2+Fe3+5(PO4)4(OH)6·2H2O
Strunz: 
8.DK.15
Hardness: 
3.5 - 4.5
Streak: 
Green
Type Locality: 
Anglar, Haute-Vienne, Limousin, France

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