data_global _chemical_name_mineral 'Heyrovskyite' loop_ _publ_author_name 'Makovicky E' 'Mumme W G' 'Hoskins B F' _journal_name_full 'The Canadian Mineralogist' _journal_volume 29 _journal_year 1991 _journal_page_first 553 _journal_page_last 559 _publ_section_title ; The crystal structure of Ag-Bi-bearing heyrovskyite ; _database_code_amcsd 0005269 _chemical_compound_source 'La Roche Balue, west of Nantes, France' _chemical_formula_sum 'Pb3.37 Bi3.32 Ag1.31 S9' _cell_length_a 4.11 _cell_length_b 13.60 _cell_length_c 30.485 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 1703.990 _exptl_crystal_density_diffrn 7.102 _symmetry_space_group_name_H-M 'C m c m' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,z' 'x,-y,1/2+z' '1/2+x,1/2-y,1/2+z' '-x,y,1/2-z' '1/2-x,1/2+y,1/2-z' '-x,y,z' '1/2-x,1/2+y,z' 'x,-y,-z' '1/2+x,1/2-y,-z' 'x,y,1/2-z' '1/2+x,1/2+y,1/2-z' '-x,-y,1/2+z' '1/2-x,1/2-y,1/2+z' '-x,-y,-z' '1/2-x,1/2-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 PbMe1 0.00000 0.40280 0.25000 1.00000 ? PbMe2 0.00000 0.50000 0.00000 0.79000 ? BiMe2 0.00000 0.50000 0.00000 0.21000 ? PbMe3 0.00000 0.22840 0.05990 0.79000 ? BiMe3 0.00000 0.22840 0.05990 0.21000 ? AgMe4 0.50000 0.17290 0.17780 0.65500 ? BiMe4 0.50000 0.17290 0.17780 0.34500 ? BiMe5 0.50000 0.45440 0.12170 1.00000 ? S1 0.00000 0.04330 0.19500 1.00000 0.01960 S2 0.50000 0.08880 0.08530 1.00000 0.02170 S3 0.50000 0.25670 0.25000 1.00000 0.03280 S4 0.00000 0.32730 0.15010 1.00000 0.01650 S5 0.50000 0.35900 0.02510 1.00000 0.01020 loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 PbMe1 0.01500 0.02620 0.04780 0.00000 0.00000 0.00000 PbMe2 0.00920 0.01530 0.03240 0.00050 0.00000 0.00000 BiMe2 0.00920 0.01530 0.03240 0.00050 0.00000 0.00000 PbMe3 0.00990 0.01160 0.03700 0.00000 0.00000 0.00200 BiMe3 0.00990 0.01160 0.03700 0.00000 0.00000 0.00200 AgMe4 0.00980 0.02430 0.01760 0.00000 0.00000 0.00910 BiMe4 0.00980 0.02430 0.01760 0.00000 0.00000 0.00910 BiMe5 0.01140 0.01460 0.01850 0.00000 0.00000 0.00140