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Wolframite & Smoky Quartz

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MLS621523

Wolframite & Smoky Quartz

Classic Locality

Description Tabs

Description
Locality: 
Akchatau Mine, Akchatau, Shet, Karaganda Oblast, Kazakhstan
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.6 × 4.5 × 4.3 cm
Largest Crystal: 
2.60cm
Description

Outstanding well crystallized wolframite,beautiful surfaces, with smoky quartz on matrix rock

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

Smoky Quartz

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Formula: 
SiO2
Hardness: 
0.0
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