Ulvospinel Bosi F, Halenius U, Skogby H American Mineralogist 94 (2009) 181-189 Crystal chemistry of the magnetite-ulvospinel series Locality: synthetic Note: FeTib2 _database_code_amcsd 0004830 8.5220 8.5220 8.5220 90 90 90 *Fd3m .125 .125 .125 atom x y z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) FeT .125 .125 .125 .0073 .0073 .0073 0 0 0 FeM .5 .5 .5 .5775 .0049 .0049 .0049 -.00058 -.00058 -.00058 TiM .5 .5 .5 .4225 .0049 .0049 .0049 -.00058 -.00058 -.00058 O .26025 .26025 .26025 .0110 .0110 .0110 -.0029 -.0029 -.0029