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-09 _database_code_amcsd 0006578 8.6789 8.6789 8.6789 90 90 90 *Fd3m .125 .125 .125 atom x y z Biso Ti .125 .125 .125 .63 Mn .5 .5 .5 .74 O .2611 .2611 .2611 1.45