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Bastnasite-(Ce)

#62350
SOLD
Bastnasite-(Ce) from Bull Hill, Bear Lodge Mountains, Crook Co., Wyoming, United States - 62350
Bastnasite-(Ce) from Bull Hill, Bear Lodge Mountains, Crook Co., Wyoming, United States - 62350

Bastnasite-(Ce)

#62350
Availability
Sold
Size
6 x 5.5 x 5.5 cm - Sm Cabinet 
Formula
CeCO3F (RRUFF)
Locality
Bull Hill, Bear Lodge Mountains, Crook Co., Wyoming, United States
Tagged
carbonate , REE mineral

A resinous, metamict matrix with yellow pods of Bastnesite thought to be replacements after Burbankite. This deposit is still under exploration and processing studies by Rare Element Resources. The best source of information can be found in this pdf by Roche Engineering: Bear Lodge Project.

Bastnasite-(Ce)

Formula
CeCO3F 
Crystal System
Hexagonal 
Crystal Habit
Prismatic, Massive - Granular 
Cleavage
Imperfect, Indistinct, None 
Luster
Vitreous - Greasy 
Color
yellow, reddish brown 
Streak
white 
Class
Hexagonal - Ditrigonal Dipyramidal 
Fracture
Uneven 
Hardness
4-5 

Data courtesy of Webmineral.

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