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Melanocerite-(Ce)

#BAC62376
SOLD
Melanocerite-(Ce) from Cardiff Uranium mine, Haliburton Co., Ontario, Canada - BAC62376
Melanocerite-(Ce) from Cardiff Uranium mine, Haliburton Co., Ontario, Canada - BAC62376

Melanocerite-(Ce)

#BAC62376
Availability
Sold
Size
5.5 x 3.5 x 3 cm - Sm Cabinet 
Formula
(Ce,Ca)5(SiO4,BO4)3(OH,0) (RRUFF)
Locality
Cardiff Uranium mine, Haliburton Co., Ontario, Canada
Tagged
REE mineral

A course granular mass with dark purple Fluorite and dark brownish red crystal grains of Melanocerite generally around 5mm. 

Melanocerite-(Ce)

Formula
(Ce,Th,Ca)5(Si,B)3O12(OH,F)�n(H2O) (?) 
Crystal System
Trigonal 
Crystal Habit
Tabular, Metamict 
Cleavage
None, None, None 
Luster
Resinous 
Color
brown, black, dark brown, reddish brown 
Streak
light brown 
Class
Trigonal 
Fracture
Brittle - Conchoidal 
Hardness
5-6 

Data courtesy of Webmineral.

Collection
William & Anne Cook Collection
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