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0 item @ $0.00  

Cookeite

#PD37096

Cookeite

#PD37096
Availability
Sold
Size
9 x 6 x 5 cm - Sm Cabinet 
Formula
(Al,Li)3Al2(Si,Al)4O10(OH)8 (RRUFF)
Locality
Mount Mica quarry, Paris, Oxford Co., Maine, United States

Pearly sperulitic and micaeous crystal groups through vuggy matrix. This is type locality.

Type Locality

Cookeite

Formula
(Al,Li)3Al2(Si,Al)4O10(OH)8 
Crystal System
Monoclinic 
Crystal Habit
Micaceous, Pseudo Hexagonal 
Cleavage
Perfect, None, None 
Luster
Vitreous (Glassy) 
Color
white, green, brown, yellowish white, pinkish white 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Flexible 
Hardness
2.5 

Data courtesy of Webmineral.

Collection
Phillips Collection
Special Info
Type Locality
Mineralpedia
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