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0 item @ $0.00  

Polylithionite

#PD34673

Polylithionite

#PD34673
Availability
Sold
Size
4.5 x 4 x 1 cm - Miniature 
Formula
KAl2(Si3Al)O10(OH)2 (RRUFF)
Locality
Mont Saint-Hilaire, Rouville Co., Quebec, Canada

Phyllosilicate - monoclinic - Mica group member. Ordinary (True or Common) Mica - Dioctahderal.

Nice rosettes of psedohexagonal crystals to 2.5cm across.

Polylithionite

Formula
KLi2AlSi4O10F2 
Crystal System
Monoclinic 
Crystal Habit
Pseudo Hexagonal, Tabular, Scaly 
Cleavage
Perfect, None, None 
Luster
Pearly 
Color
bluish, colorless, violet, greenish, pearl white 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Uneven 
Hardness
2-3 

Data courtesy of Webmineral.

Collection
Phillips Collection

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