Perovskite Liu X, Liebermann R C Physics and Chemistry of Minerals 20 (1993) 171-175 X-ray powder diffraction study of CaTiO3 perovskite at high temperatures Sample: T = 1373 K _database_code_amcsd 0007758 5.4750 5.4863 7.7579 90 90 90 Pbnm atom x y z Biso Ca 1.0000 .0128 .25 3.1 Ti 0 .5 0 2.6 O1 .0493 .4949 .25 -1.0 O2 .7220 .2807 .0254 3.4