data_global _amcsd_formula_title 'F7 K Yb2' loop_ _publ_author_name 'le Fur Y' 'Aleonard S' 'Gorius M' 'Roux M' _journal_name_full 'Journal of Solid State Chemistry' _journal_volume 35 _journal_year 1980 _journal_page_first 29 _journal_page_last 33 _publ_section_title ; Structure cristalline de la phase beta-K Yb2 F7 _cod_database_code 1008916 ; _database_code_amcsd 0016783 _chemical_formula_sum 'K Yb2 F7' _cell_length_a 6.528 _cell_length_b 4.217 _cell_length_c 6.435 _cell_angle_alpha 90 _cell_angle_beta 115.94 _cell_angle_gamma 90 _cell_volume 159.299 _exptl_crystal_density_diffrn 5.401 _symmetry_space_group_name_H-M 'P 1 2 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x,y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z K1 0.50000 0.50000 0.00000 Yb1 0.19220 0.00000 0.30880 F1 0.54300 0.00000 0.32900 F2 0.16740 0.00000 0.95460 F3 0.21120 0.50000 0.29320 F4 0.00000 0.89280 0.50000