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Allanite-(Ce)

#46153
SOLD
Allanite-(Ce) from Jefferson Co., Montana, United States - 46153
Allanite-(Ce) from Jefferson Co., Montana, United States - 46153

Allanite-(Ce)

#46153
Availability
Sold
Size
4.5 x 3 x 0.7 cm - Miniature 
Formula
CaCeFe2+Al2(Si2O7)(SiO4)O(OH) (RRUFF)
Locality
Jefferson Co., Montana, United States

Black tabular crystal, with double terminations, although naturally rough.

Allanite-(Ce)

Formula
CaCeFe2+Al2(Si2O7)(SiO4)O(OH) 
Crystal System
Monoclinic 
Crystal Habit
Massive - Granular, Disseminated 
Cleavage
Imperfect, Imperfect, None 
Luster
Vitreous - Greasy 
Color
brown, reddish brown, black 
Streak
grayish brown 
Class
Monoclinic - Prismatic 
Fracture
Conchoidal 
Hardness
5.5 

Data courtesy of Webmineral.

Collection
Chris van Laer Collection
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