AM_Litvinskite Formula: Na2.51 K.01 O18.45 Mn.14 Ca.01 Fe.01 Zr.96 Ti.01 Hf.01 (Si5.82 Al.18) H10 Name: Litvinskite Unit cell: 10.589 10.217 7.355 90.0 92.91 90.0 , V=794.70 Space group: C1M1 (8)

Yamnova N A , Egorov-Tismenko Y K , Pekov I V , Ekimenkova I A , Crystallography Reports , 46 (2001) p.190-193, Crystal structure of litvinskite: A new natural member of the lovozerite group, Locality: Alluaiv mountain, Lovozero massif, Kola Peninsula, Russia