Ilmenite Wechsler B A, Prewitt C T American Mineralogist 69 (1984) 176-185 Crystal structure of ilmenite (FeTiO3) at high temperature and high pressure T = 1050 C _database_code_amcsd 0000929 5.1412 5.1412 14.225 90 90 120 R-3 atom x y z Biso Fe 0 0 .35732 2.37 Ti 0 0 .14748 1.61 O .31867 .02491 .24475 1.99