Ilmenite Harrison R J, Redfern S A T Physics and Chemistry of Minerals 28 (2001) 399-412 Short- and long-range ordering in the ilmenite-hematite solid solution Sample: ilm60, T = 506 C _database_code_amcsd 0008563 5.09689 5.09689 13.9709 90 90 120 R-3 atom x y z occ Uiso FeA 0 0 .35564 .895 .0169 TiA 0 0 .35564 .105 .0169 FeB 0 0 .14116 .505 .0169 TiB 0 0 .14116 .495 .0169 O .3112 .0109 .2470 .0156