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Wolframite Sericite & Quartz

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CLB82000

Wolframite Sericite & Quartz

Description Tabs

Description
Locality: 
Dalnegorsk, Primorskiy Kray, Russian Federation
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.2 × 1.8 × 2.8 cm
Largest Crystal: 
2.70cm
Description

Really nice cluster of black wolframite crystals grown on and into quartz crystals with some very nice sericite 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

Sericite

Variety Of: 

Muscovite

Formula: 
KAl2(AlSi3O10)(OH)2
Strunz: 
9.EC.15
Hardness: 
2.5
Hardness: 
0.0

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Seller Information

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