AM_Pyrophanite_1
Formula: (Mn.7 Zn.3) Ti O3
Name: Pyrophanite
Unit cell: 5.11892 5.11892 14.1741 90.0 90.0 120.0 , V=321.65
Space group: R11-3 (1)

Mitchell R H , Liferovich R P , The Canadian Mineralogist , 42 (2004) p.1871-1880, The pyrophanite-ecandrewsite solid-solution: crystal structures, of the Mn1-xZnxSiO3 series (0.1 <= x <= 0.8), Sample: x = .3, ilmenite structure