data_global _amcsd_formula_title 'K0.6FeF3' loop_ _publ_author_name 'Hardy A' 'Hardy A' 'Ferey G' _journal_name_full 'Acta Crystallographica, Section B' _journal_volume 29 _journal_year 1973 _journal_page_first 1654 _journal_page_last 1658 _publ_section_title ; Structure cristalline du bronze pseudo-quadratique K0.6FeF~3: Transition pyrochlore-quadratique pour les composes KMM'6 _cod_database_code 1000162 ; _database_code_amcsd 0009482 _chemical_formula_sum 'Fe5 K3 F15' _cell_length_a 12.750 _cell_length_b 12.637 _cell_length_c 3.986 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 642.231 _exptl_crystal_density_diffrn 3.524 _symmetry_space_group_name_H-M 'P b a 2' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2-y,z' '1/2-x,1/2+y,z' '-x,-y,z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Fe1 0.00000 0.50000 0.50100 Fe2 0.07630 0.21350 0.54100 Fe3 0.78640 0.07630 0.54100 K1 0.00000 0.00000 0.00000 K2 0.17290 0.67290 0.00800 F1 0.00000 0.50000 0.03000 F2 0.07340 0.20670 0.04100 F3 0.27850 0.77830 0.54900 F4 0.79350 0.07340 0.04300 F5 0.35020 0.00650 0.58000 F6 0.99340 0.34970 0.58000 F7 0.13720 0.07280 0.52700 F8 0.92810 0.13740 0.52900