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Strengite & Dufrénite

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BCK189209

Strengite & Dufrénite

Classic Locality

Description Tabs

Description
Locality: 
Indian Mountain, Cherokee County, Alabama, United States of America
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.8 × 1.3 cm
Description

You are bidding on a small matrix specimen with several fantastic groups of strengite crystals with balls of dufrenite.

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

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

Seller Information

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