NiTiO3 Posnjak E, Barth T F W Zeitschrift fur Kristallographie 88 (1934) 271-280 Notes on some structures of the ilmenite type _database_code_amcsd 0010537 5.45 5.45 5.45 55.13 55.13 55.13 R-3 atom x y z Ni .353 .353 .353 Ti .142 .142 .142 O .555 -.055 .25