#------------------------------------------------------------------------------ #$Date: 2015-01-27 19:58:39 +0000 (Tue, 27 Jan 2015) $ #$Revision: 130149 $ #$URL: svn://www.crystallography.net/cod/cif/8/10/16/8101621.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/ # # All data on this site have been placed in the public domain by the # contributors. # data_8101621 loop_ _publ_author_name 'F\"assler, Thomas F.' 'Kronseder, Christian' _publ_section_title ; Crystal structure of hexapotassium pentaplumbide, K~6~Pb~5~ ; _journal_issue 4 _journal_name_full 'Zeitschrift f\"ur Kristallographie - New Crystal Structures' _journal_page_first 437 _journal_page_last 437 _journal_volume 214 _journal_year 1999 _chemical_formula_sum 'K8 Pb6.67' _chemical_formula_weight 1694.14 _chemical_name_common 'hexapotassium pentaplumbide' _space_group_IT_number 57 _symmetry_cell_setting orthorhombic _symmetry_space_group_name_Hall '-P 2c 2b' _symmetry_space_group_name_H-M 'P b c m' _cell_angle_alpha 90.00 _cell_angle_beta 90.00 _cell_angle_gamma 90.00 _cell_formula_units_Z 1 _cell_length_a 6.7200(10) _cell_length_b 13.389(3) _cell_length_c 6.5200(10) _cell_measurement_temperature 293(2) _cell_volume 586.63(18) _diffrn_ambient_temperature 293(2) _exptl_crystal_density_diffrn 4.795 _refine_ls_R_factor_obs 0.0383 _refine_ls_wR_factor_obs 0.1030 _cod_database_code 8101621 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, -y, z+1/2' '-x, y+1/2, -z+1/2' 'x, -y+1/2, -z' '-x, -y, -z' 'x, y, -z-1/2' 'x, -y-1/2, z-1/2' '-x, y-1/2, z' loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_adp_type _atom_site_occupancy _atom_site_symmetry_multiplicity _atom_site_Wyckoff_symbol _atom_site_calc_flag _atom_site_refinement_flags _atom_site_disorder_assembly _atom_site_disorder_group Pb1 Pb 0.83551(15) 0.10784(7) 0.2500 0.0372(3) Uani 0.67 4 d d SP . . Pb2 Pb 0.58496(8) 0.2500 0.0000 0.0283(3) Uani 1 4 c d S . . K1 K 0.0982(5) 0.3388(3) 0.2500 0.0391(8) Uani 1 4 d d S . . K2 K 0.3364(6) 0.0136(3) 0.2500 0.0443(9) Uani 1 4 d d S . . loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_23 _atom_site_aniso_U_13 _atom_site_aniso_U_12 Pb1 0.0335(5) 0.0336(5) 0.0445(6) 0.000 0.000 0.0000(4) Pb2 0.0247(4) 0.0330(4) 0.0271(4) 0.00230(18) 0.000 0.000 K1 0.0334(18) 0.0351(17) 0.049(2) 0.000 0.000 -0.0048(13) K2 0.0327(19) 0.0456(19) 0.055(2) 0.000 0.000 -0.0012(15) loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_2 _geom_bond_publ_flag Pb1 Pb2 3.0190(9) 6_556 ? Pb1 Pb2 3.0190(9) . ? Pb1 K1 3.560(4) 1_655 ? Pb1 K2 3.583(4) . ? Pb1 K2 3.595(4) 1_655 ? Pb1 K1 3.630(4) 3_645 ? Pb1 K1 3.776(2) 7_666 ? Pb1 K1 3.776(2) 7_665 ? Pb1 K2 3.822(2) 5_655 ? Pb1 K2 3.822(2) 5_656 ? Pb1 Pb1 4.8841(15) 5_755 ? Pb1 Pb1 4.8841(15) 5_756 ? Pb1 Pb1 5.0118(15) 7_566 ? Pb1 Pb1 5.0118(15) 7_565 ? Pb1 Pb2 5.5109(8) 6 ? Pb1 Pb2 5.5109(8) 1_556 ? Pb2 Pb1 3.0190(9) 7_565 ? Pb2 Pb2 3.2600(5) 6_556 ? Pb2 Pb2 3.2600(5) 6 ? Pb2 K1 3.843(3) . ? Pb2 K1 3.843(3) 7_565 ? Pb2 K2 3.924(4) 3_655 ? Pb2 K2 3.924(4) 5_655 ? Pb2 K2 3.932(4) 7_565 ? Pb2 K2 3.932(4) . ? Pb2 K1 3.996(3) 1_655 ? Pb2 K1 3.996(3) 7_665 ? Pb2 Pb1 5.5109(8) 7_566 ? Pb2 Pb1 5.5109(8) 1_554 ? Pb2 Pb1 5.6253(13) 7_465 ? Pb2 Pb1 5.6253(13) 1_455 ? K1 Pb1 3.560(4) 1_455 ? K1 Pb1 3.630(4) 3_655 ? K1 K2 3.743(6) 3 ? K1 Pb1 3.776(2) 7_465 ? K1 Pb1 3.776(2) 7_466 ? K1 Pb2 3.843(3) 6_556 ? K1 Pb2 3.996(3) 1_455 ? K1 Pb2 3.996(3) 6_456 ? K1 K1 4.035(4) 7_565 ? K1 K1 4.035(4) 7_566 ? K1 K2 4.135(3) 7_566 ? K1 K2 4.135(3) 7_565 ? K1 K2 4.463(6) 3_655 ? K1 K2 4.638(6) . ? K1 K1 5.568(6) 5_566 ? K2 Pb1 3.595(4) 1_455 ? K2 K1 3.743(6) 3_545 ? K2 Pb1 3.822(2) 5_655 ? K2 Pb1 3.822(2) 5_656 ? K2 Pb2 3.924(4) 5_655 ? K2 Pb2 3.924(4) 2_655 ? K2 Pb2 3.932(4) 6_556 ? K2 K2 3.949(5) 5_656 ? K2 K2 3.949(5) 5_655 ? K2 K1 4.135(3) 7_566 ? K2 K1 4.135(3) 7_565 ? K2 K1 4.463(6) 3_645 ? K2 Pb1 5.555(4) 3_645 ?