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1 item @ $40.00  

Lepidolite

#39884

Lepidolite

#39884
Availability
Sold
Size
8 x 5 x 3 cm - Sm Cabinet 
Formula
K(Li,Al)3(Si,Al)4O10(F,OH)2 (RRUFF)
Locality
Minas Gerais, Brazil
Tagged
pegmatite mineral

This specimen is a rich purple cleavable mass of the lithium rich mica, which actually falls within the  Polylithionite-Trilithionite series.

Lepidolite

Formula
K(Li,Al)3(Si,Al)4O10(F,OH)2 
Crystal System
Monoclinic 
Crystal Habit
Platy, Foliated, Massive 
Cleavage
Perfect, None, None 
Luster
Vitreous - Pearly 
Color
colorless, gray white, lilac, yellowish, white 
Streak
white 
Class
Monoclinic 
Fracture
Uneven 
Hardness
2.5-3 

Data courtesy of Webmineral.

Collection
McConlogue Collection

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