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Belkovite
Type Locality
Vuoriyarvi alkaline-ultrabasic massif, Northern Karelia, Murmanskaja Oblast', Northern Region, Russia
Mineral Data
Ba
3
(Nb,Ti)
6
(Si
2
O
7
)
2
O
12
Strunz:
9.BE.75
Physical Properties
Colour:
Brown
Crystal System:
Hexagonal
Hardness:
6.0 - 7.0
