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Wolframite & Galena

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RGR173527

Wolframite & Galena

Description Tabs

Description
Locality: 
Neudorf, Harz, Saxony - Anhalt, Germany
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 8 × 3 cm
Description

Very interesting specimen of not common minerals from locality. Wolframite overgrow to matrix in thin slab. Some wolframite crystals is etched surface and to cavity after wolframite growing galena crystals.

Mineral Data
What's on the rock

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

Galena

Formula: 
PbS
Strunz: 
2.CD.10
Crystal System: 
Isometric
Hardness: 
2.5
Colour: 
Lead-grey
Streak: 
Lead-grey