data_global _chemical_name_mineral 'Pseudorutile' loop_ _publ_author_name 'Grey I E' 'Reid A F' _journal_name_full 'American Mineralogist' _journal_volume 60 _journal_year 1975 _journal_page_first 898 _journal_page_last 906 _publ_section_title ; The structure of pseudorutile and its role in the natural alteration of ilmenite ; _database_code_amcsd 0000471 _chemical_formula_sum 'Fe4.728 Mn.272 Ti9.67 O27' _cell_length_a 14.375 _cell_length_b 14.375 _cell_length_c 4.615 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_volume 825.882 _exptl_crystal_density_diffrn 4.721 _symmetry_space_group_name_H-M 'P 63 2 2' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,x-y,1/2-z' 'x-y,x,1/2+z' 'y,x,-z' '-y,x-y,z' '-x+y,y,1/2-z' '-x,-y,1/2+z' '-x,-x+y,-z' '-x+y,-x,z' '-y,-x,1/2-z' 'y,-x+y,1/2+z' 'x-y,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_U_iso_or_equiv Fe1 0.00000 0.00000 0.00000 0.24000 0.01393 Mn1 0.00000 0.00000 0.00000 0.02000 0.01393 Ti1 0.00000 0.00000 0.00000 0.49000 0.01393 Fe2 0.20600 0.00000 0.00000 0.06000 0.01393 Mn2 0.20600 0.00000 0.00000 0.00400 0.01393 Ti2 0.20600 0.00000 0.00000 0.12000 0.01393 Fe3 0.40000 0.00000 0.00000 0.00600 0.01393 Ti3 0.40000 0.00000 0.00000 0.01000 0.01393 Fe4 0.59100 0.00000 0.00000 0.31000 0.01393 Mn4 0.59100 0.00000 0.00000 0.02000 0.01393 Ti4 0.59100 0.00000 0.00000 0.64000 0.01393 Fe5 0.80900 0.00000 0.00000 0.26000 0.01393 Mn5 0.80900 0.00000 0.00000 0.02000 0.01393 Ti5 0.80900 0.00000 0.00000 0.53000 0.01393 Fe6 0.18400 0.37800 0.01800 0.21000 0.01393 Mn6 0.18400 0.37800 0.01800 0.01000 0.01393 Ti6 0.18400 0.37800 0.01800 0.44000 0.01393 Fe7 0.22400 0.60500 0.01700 0.22000 0.01393 Mn7 0.22400 0.60500 0.01700 0.01000 0.01393 Ti7 0.22400 0.60500 0.01700 0.44000 0.01393 O1 0.66700 0.33300 0.25000 1.00000 0.01773 O2 0.06600 0.13200 0.25000 1.00000 0.01773 O3 0.26000 0.52000 0.25000 1.00000 0.01773 O4 0.06700 0.53350 0.25000 1.00000 0.01773 O5 0.26000 0.13000 0.25000 1.00000 0.01773 O6 0.06700 0.33900 0.27200 1.00000 0.01773 O7 0.46900 0.12900 0.26800 1.00000 0.01773