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Ferritungstite On Wolframite

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SHS212435

Ferritungstite On Wolframite

Description Tabs

Description
Locality: 
La Grange Mine, Meymac, Corrèze, Nouvelle-Aquitaine, France
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.2 × 0.3 cm
Description

 Nice ferritungstite on matrix

Mineral Data
What's on the rock

Ferritungstite

Variety Of: 

Hydrokenoelsmoreite

Formula: 
2W2O6(H2O)
Strunz: 
4.DH.15
Hardness: 
3.0 - 0.0
Formula: 
(W,Fe3+)(O,OH)3
Hardness: 
0.0

Wolframite

Synonym Of: 

Hübnerite

Formula: 
MnWO4
Strunz: 
4.DB.30
Hardness: 
4.0 - 4.5

Ferberite

Formula: 
FeWO4
Strunz: 
4.DB.30
Hardness: 
4.0 - 4.5
Formula: 
(Fe2+)WO4 to (Mn2+)WO4
Crystal System: 
Monoclinic
Hardness: 
4 - 4.5
Colour: 
Greyish-black
Streak: 
Reddish Brown
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