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-17 _database_code_amcsd 0006569 8.5570 8.5570 8.5570 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Biso Ti .125 .125 .125 .73 Fe .5 .5 .5 .902 .69 Mn .5 .5 .5 .098 .69 O .2602 .2602 .2602 1.32