Ulvospinel Sedler I K, Feenstra A, Peters T European Journal of Mineralogy 6 (1994) 873-885 An X-ray powder diffraction study of synthetic (Fe,Mn)2TiO4 spinel Sample: D-07 _database_code_amcsd 0006570 8.5688 8.5688 8.5688 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Biso Ti .125 .125 .125 .79 Fe .5 .5 .5 .802 .83 Mn .5 .5 .5 .198 .83 O .2603 .2603 .2603 1.43