AM_Pyrophanite_8 Formula: (Ni.5 Mn.5) Ti O3 Name: Pyrophanite Unit cell: 5.0855 5.0855 14.0191 90.0 90.0 120.0 , V=313.99 Space group: R11-3 (1)

Liferovich R P , Mitchell R H , Physics and Chemistry of Minerals , 32 (2005) p.442-449, Rhombohedral ilmenite group nickel titanates with Zn, Mg, and Mn:, synthesis and crystal structures