Ilmenite Wechsler B A, Prewitt C T American Mineralogist 69 (1984) 176-185 Crystal structure of ilmenite (FeTiO3) at high temperature and high pressure room temperature after heating _database_code_amcsd 0000930 5.0889 5.0889 14.0933 90 90 120 R-3 atom x y z Biso Fe 0 0 .35542 0.57 Ti 0 0 .14645 0.47 O .31745 .02345 .24485 0.58