Alluaivite is a rare mineral of the eudialyte group,[3] with complex formula written as Na19(Ca,Mn)6(Ti,Nb)3Si26O74Cl·2H2O.
The two dual-nature minerals of the group, being both titano- and zirconosilicates, are labyrinthite and dualite.
Alluaiv in Lovozero Tundry massif, Kola Peninsula, Russia, where it is found in ultra-agpaitic, hyperalkaline pegmatites.
[2] Alluaivite was found in ultra-agpaitic (highly alkaline) pegmatites on Mt.
Associating minerals are aegirine, arfvedsonite, eudialyte, nepheline, potassic feldspar, and sodalite.