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Kalborsite
Type Locality
Apatitovyi Tsirk (Apatite Circus), Rasvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Mineral Data
K
6
Al
4
BSi
6
O
20
(OH)
4
Cl
Strunz:
9.GA.15
Physical Properties
Hardness:
6.0
