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Chkalovite with Ussingite

#64250

Chkalovite with Ussingite

#64250
Availability
Sold
Size
5 x 4 x 2 cm - Miniature 
Formula
Na2BeSi2O6 (RRUFF)
Locality
Shkatulka peg., Umbozero mine, Alluaiv Mt., Lovozero, Kola Peninsula, Russia
Tagged
beryllium

White to colorless mass of Chkalvolite with purple Ussingite and a vein of Sphalerite.

XRD Confirmed, EDS Confirmed

Chkalovite

Formula
Na2BeSi2O6 
Crystal System
Orthorhombic 
Crystal Habit
Equant Grains 
Cleavage
Fair, Indistinct, None 
Luster
Vitreous - Greasy 
Color
colorless, white 
Streak
white 
Class
Orthorhombic - Pyramidal 
Fracture
Brittle - Conchoidal 
Hardness

Data courtesy of Webmineral.

Special Info
XRD Confirmed
Special Info
EDS Confirmed

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