AM_Ecandrewsite Formula: (Mn.3 Zn.7) Ti O3 Name: Ecandrewsite Unit cell: 5.09472 5.09472 14.0302 90.0 90.0 120.0 , V=315.38 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 = .7, ilmenite structure