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Dufrénite & Beraunite & Limonite

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SHS137383

Dufrénite & Beraunite & Limonite

Description Tabs

Description
Locality: 
Maffei Mine, Auerbach, Oberpfalz, Bavaria, Germany
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 4.6 × 3.7 cm
Description

Dufrenite with beraunite and limonite on matrix, old piece from the 70s

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

Beraunite

Formula: 
Fe2+Fe3+5(PO4)4(OH)5·6H2O
Group Parent: 
Beraunite Group
Strunz: 
8.DC.27
Crystal System: 
Monoclinic
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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