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Kyanite & Fuchsite

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Kyanite & Fuchsite

Classic Locality

Description Tabs

Description
Locality: 
Borisovskie Sopki, Plast, Plastovsky District, Chelyabinsk Oblast, Russian Federation
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.8 × 4 × 3.7 cm
Description

Dark blue kayanite crystals nicely contrasted by a background of green muscovite, alias fuchsite.
A few scratches on one crystal, otherwise very fine.

Mineral Data
What's on the rock

Kyanite

Formula: 
Al2(SiO4)O
Strunz: 
9.AF.15
Crystal System: 
Triclinic Forms long bladed crystals.
Hardness: 
5.5 - 7.0
Streak: 
Colorless

Fuchsite

Variety Of: 

Muscovite

Formula: 
KAl2(AlSi3O10)(OH)2
Strunz: 
9.EC.15
Hardness: 
2.5
Formula: 
K(Al,Cr)3Si3O10(OH)2
Hardness: 
0.0

Seller Information

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