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Betafite

#64438
Betafite from Silver Crater mine, Bancroft, Ontario, Canada - 64438
Betafite from Silver Crater mine, Bancroft, Ontario, Canada - 64438

Betafite

#64438
Availability
Available
Price
$50.00
Size
2 x 2 x 1.7 cm - Thumbnail 
Reduced Price
$30.00
Formula
(Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH) (RRUFF)
Locality
Silver Crater mine, Bancroft, Ontario, Canada

Single crystal with interesting "hopper" growth on some faces.

Radioactive!!

Betafite

Formula
(Ca,U)2(Ti,Nb,Ta)2O6(OH) 
Crystal System
Isometric 
Crystal Habit
Encrustations, Massive - Granular 
Cleavage
None, None, None 
Luster
Vitreous - Greasy 
Color
brown, black, brownish green, yellow, greenish black 
Streak
yellowish white 
Class
Isometric - Hexoctahedral 
Fracture
Conchoidal 
Hardness
5-5.5 

Data courtesy of Webmineral.

Special Info
Radioactive!!
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