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Alluaivite, Eudialyte, Cancrisilite


Alluaivite : Na19(Ca,Mn)6(Ti,Nb)3Si26O74Cl·2H2O, Eudialyte : Na15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2, Cancrisilite : Na7[CO3|Al5Si7O24] · 3H2O

Photo Copyright © O.A. Ageeva collection & photo  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Rasvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Specimen size 3x3 mm. Olivine like yellowish-green alluaivite grains associate with pinkish titanian eudialyte (~5 wt.% TiO2), large violet grain of cankrisilite, nepheline and aegirine xls. O.A. Ageeva photo and collection.

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