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 = 921 C _database_code_amcsd 0008574 5.12710 5.12710 14.0198 90 90 120 R-3c atom x y z occ Uiso Fe 0 0 .35693 .700 .0252 Ti 0 0 .35693 .300 .0252 O .3062 0 .25 .0242