(4)Z3[Si24O72]O0 4–6X2 where N(1–5) ¼ Na, Н3О+, K, Sr, REE, Y, Ba, Mn, Ca; M(1) ¼ Ca, Mn, REE, Na, Sr, Fe; M(2)...minerals from alkaline pegmatites of the Kovdor massif: (1) mogovidite (CO32 -dominant), (2) golyshevite...kyanoxalite from Alluaiv Mt., Lovozero alkaline massif, Kola peninsula, Russia (After Chukanov et al....generalized for the case D ¼ (Fe,Mg,Mn, Zn)xCayNaz□1-x-y-z as follows: ν[(Ti,Nb)–O] (cm1) ¼ 667 + 27.02x +...Rastsvetaeva et al. 2009) from the Yoko-Dovyren massif, Northern Baikal area 14 1 The Application |