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Fluorthalenite-(Y) with Yttrofluorite

#PD35716
SOLD
Fluorthalenite-(Y) from Ploskaya Mt, Western Keivy Massif, Kola Peninsula, Russia - PD35716
Fluorthalenite-(Y) from Ploskaya Mt, Western Keivy Massif, Kola Peninsula, Russia - PD35716

Fluorthalenite-(Y) with Yttrofluorite

#PD35716
Availability
Sold
Size
1.5 x 1 x 1 cm - Thumbnail 
Formula
Y3Si3O10F (RRUFF)
Locality
Ploskaya Mt, Western Keivy Massif, Kola Peninsula, Russia

Tiny, less than 0.5mm, pinkish beige patches of rare Fluorthalenite-(Y) on purple Yttrofluorite.

Fluorthalenite-(Y)

Formula
Y3Si3O10
Crystal System
Monoclinic 
Crystal Habit
Disseminated, Euhedral Crystals 
Cleavage
None, None, None 
Luster
Adamantine 
Color
colorless, white 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Brittle - Uneven 
Hardness
4-5 

Data courtesy of Webmineral.

Collection
Phillips Collection

Other Sold

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