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Raslakite
Type Locality
Karnasurt Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Mineral Data
Na
15
Ca
3
Fe
2+
3
(Na,Zr)
3
Zr
3
Nb
<0.5
[(Cl,OH)|(Si
3
O
9
)
2
|(Si
9
O
27
)
2
SiO]·3(OH,H
2
O)
Strunz:
9.CO.10
Physical Properties
Streak:
white
Hardness:
5.0 - 0.0
Tenacity:
brittle
