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 = 818 C _database_code_amcsd 0008572 5.12049 5.12049 14.0057 90 90 120 R-3c atom x y z occ Uiso Fe 0 0 .35678 .700 .0293 Ti 0 0 .35678 .300 .0293 O .3066 0 .25 .0291