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-10 _database_code_amcsd 0006575 8.6429 8.6429 8.6429 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Biso Ti .125 .125 .125 .43 Fe .5 .5 .5 .3 .45 Mn .5 .5 .5 .7 .45 O .2603 .2603 .2603 1.33