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Alluaivite, Thermonatrite, Villiaumite


Alluaivite : Na19(Ca,Mn)6(Ti,Nb)3Si26O74Cl·2H2O, Thermonatrite : Na2CO3·H2O, Villiaumite : NaF

Photo Copyright © O.A. Ageeva specimen & photo  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Rasvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
FOV 2x2 mm. Greenish-yellow alluaivite crystall contact with white secondary thermonatrite segregation. Red grain in the right part of photo - villiaumite. O.A. Ageeva specimen and photo.

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