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 = 400 C
_database_code_amcsd 0000926
5.108 5.108 14.1287 90 90 120 R-3
atom      x      y      z Biso
Fe        0      0 .35605 1.17
Ti        0      0 .14676 0.87
O    .31796 .02432 .24479 1.06