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Strengite Kidwellite & Beraunite

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LBB98189

Strengite Kidwellite & Beraunite

Classic Locality

Description Tabs

Description
Locality: 
Leveäniemi Mine, Svappavaara, Kiruna, Norrbotten County, Sweden
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 3 × 3 cm
Description

This is a cluster with strengite- and berauinite crystals covered by kidwelite.

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

Kidwellite

Formula: 
NaFe3+9(PO4)6(OH)11·3H2O
Strunz: 
8.DK.20
Hardness: 
3.0
Streak: 
yellow
Type Locality: 
Fodderstack Mountain, Norman, Montgomery Co., Arkansas, USA

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
Lennart Borg

Seller Information

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