data_global _amcsd_formula_title 'Cr F K O3' loop_ _publ_author_name 'Ketelaar J' 'Wegerif E' _journal_name_full 'Recueil des Travaux Chimiques des Pays-Bas et de la Belgique' _journal_volume 57 _journal_year 1938 _journal_page_first 1269 _journal_page_last 1275 _publ_section_title ; Die Krystallstruktur des Kaliumfluorochromats _cod_database_code 1010001 ; _database_code_amcsd 0016937 _chemical_formula_sum 'Cr K (O3 F)' _cell_length_a 5.46 _cell_length_b 5.46 _cell_length_c 12.89 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 384.272 _exptl_crystal_density_diffrn 2.733 _symmetry_space_group_name_H-M 'I 41/a' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,1/2+z' '1/2+y,1/2-x,1/2-z' '+y,-x,-z' '-y,1/2+x,1/4+z' '1/2-y,+x,3/4+z' '1/2+x,y,3/4-z' '+x,1/2+y,1/4-z' '1/2-x,1/2-y,1/2+z' '-x,-y,+z' '-y,x,-z' '1/2-y,1/2+x,1/2-z' '1/2+y,-x,3/4+z' '+y,1/2-x,1/4+z' '-x,1/2-y,1/4-z' '1/2-x,-y,3/4-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Cr1 0.00000 0.00000 0.00000 1.00000 K1 0.00000 0.00000 0.50000 1.00000 O1 0.21000 0.09000 0.07500 0.75000 F1 0.21000 0.09000 0.07500 0.25000