data_global _chemical_name_mineral 'Seligmannite' loop_ _publ_author_name 'Edenharter A' 'Nowacki W' 'Takeuchi Y' _journal_name_full 'Zeitschrift fur Kristallographie' _journal_volume 131 _journal_year 1970 _journal_page_first 397 _journal_page_last 417 _publ_section_title ; Verfeinerung der kristallstruktur von bournonit [SbS3)2|Cu(IV)2PB(VII)Pb(VIII)] und von seligmannit [(AsS3)2)|Cu(IV)2Pb(VII)PB(VIII)] ; _database_code_amcsd 0010715 _chemical_compound_source 'Lengenbach, Binnatal, Switzerland' _chemical_formula_sum 'Pb As Cu S3' _cell_length_a 8.076 _cell_length_b 8.737 _cell_length_c 7.634 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 538.655 _exptl_crystal_density_diffrn 5.449 _symmetry_space_group_name_H-M 'P n 21 m' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x,1/2+y,1/2+z' 'x,y,-z' '-x,1/2+y,1/2-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Pbl 0.07903 0.00610 0.00000 Pb2 0.55368 0.19272 0.50000 Asl 0.06319 0.07360 0.50000 As2 0.49593 0.15737 0.00000 Cu 0.27430 0.42756 0.24108 S1 0.24854 0.27905 0.00000 S2 0.22196 0.29237 0.50000 S3 0.10420 0.64340 0.22935 S4 0.55870 0.49398 0.27527 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 Pbl 0.01341 0.01887 0.02019 -0.00068 0.00000 0.00000 Pb2 0.01536 0.01814 0.01603 0.00057 0.00000 0.00000 Asl 0.01166 0.01342 0.01500 -0.00200 0.00000 0.00000 As2 0.01071 0.01655 0.01464 -0.00107 0.00000 0.00000 Cu 0.02349 0.02367 0.02202 0.00125 -0.00197 -0.00331 S1 0.01626 0.01744 0.01612 -0.00004 0.00000 0.00000 S2 0.01196 0.01446 0.01650 -0.00139 0.00000 0.00000 S3 0.01629 0.01876 0.01851 0.00425 0.00062 0.00084 S4 0.01797 0.01891 0.01562 -0.00104 -0.00194 -0.00030