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: ilm65, T = 994 C _database_code_amcsd 0008594 5.13927 5.13927 14.0457 90 90 120 R-3c atom x y z occ Uiso Fe 0 0 .35726 .675 .0261 Ti 0 0 .35726 .325 .0261 O .3058 0 .25 .0245