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Nechelyustovite
Type Locality
Kirovskii apatite mine (Kirovsky Mine; Kirovskii Mine; Kirov Mine), Kukisvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Mineral Data
(Ba,Sr,K)
2
(Na,Ti,Mn)
4
(Ti,Nb)
2
(Si
2
O
7
)
2
O
2
(O,H
2
O,F)
2
·4.5H
2
O
Strunz:
9.BE.55
Physical Properties
Hardness:
0.0
