AM_Seidozerite_3 Formula: Na3.2 Ca.55 Mn.85 Zr1.85 Ti1.15 Si4 O16 F2 Name: Seidozerite Unit cell: 5.627 7.134 18.59 90.0 102.68 90.0 , V=728.06 Space group: P12/C1 (13)

Pushcharovskii D Yu , Pasero M , Merlino S , Vladykin N V , Zubkova N V , Gobechiya E R , Crystallography Reports , 47 (2002) p.196-200, Crystal structure of zirconium-rich seidozerite, Locality: Burpala alkaline massif, Russia