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0 item @ $0.00  

Fluorthalenite-(Y)

#PD37271

Fluorthalenite-(Y)

#PD37271
Availability
Sold
Size
6 x 3 x 3 cm - Sm Cabinet 
Formula
Y3Si3O10F (RRUFF)
Locality
Hundholmen, Tysfjord, Nordland, Norway
Tagged
REE mineral

Large slightly pink crystals showing good faces to 7mm. Hard to see in the photos, but there are two good size crystals. This was once thought to be Thanlenite from this locality (Mindat).

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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