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Vuoriyarvite-K
Type Locality
Vuoriyarvi alkaline-ultrabasic massif, Northern Karelia, Murmanskaja Oblast', Northern Region, Russia
Mineral Data
K
2
(Nb,Ti)
2
(Si
4
O
12
)(O,OH)
2
·4H
2
O
Strunz:
9.CE.30b
Physical Properties
Colour:
White
Crystal System:
Monoclinic
Streak:
White
Hardness:
4.5
Tenacity:
brittle
Synonyms
Synonyms:
Vuoriyarvite K and Vuoriyarvite - K
