data_global _chemical_name_mineral 'Boleite' loop_ _publ_author_name 'Rouse R C' _journal_name_full 'Journal of Solid State Chemistry' _journal_volume 6 _journal_year 1973 _journal_page_first 86 _journal_page_last 92 _publ_section_title ; The crystal structure of boleite - a mineral containing silver atom clusters ; _database_code_amcsd 0019811 _chemical_formula_sum 'Pb26 Ag9 Cu24 Cl62 (O48 H48)' _cell_length_a 15.29 _cell_length_b 15.29 _cell_length_c 15.29 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 3574.559 _exptl_crystal_density_diffrn 5.062 _symmetry_space_group_name_H-M 'P m 3 m' loop_ _space_group_symop_operation_xyz 'x,y,z' 'z,-x,y' '-y,z,-x' 'x,-y,z' '-z,x,-y' 'y,-z,x' '-x,y,-z' 'x,-z,-y' '-z,y,x' 'y,-x,-z' '-x,z,y' 'z,-y,-x' '-y,x,z' 'x,z,y' '-z,-y,-x' 'y,x,z' '-x,-z,-y' 'z,y,x' '-y,-x,-z' 'z,x,-y' '-y,-z,x' 'x,y,-z' '-z,-x,y' 'y,z,-x' '-x,-y,z' '-z,x,y' 'y,-z,-x' '-x,y,z' 'z,-x,-y' '-y,z,x' 'x,-y,-z' '-x,z,-y' 'z,-y,x' '-y,x,-z' 'x,-z,y' '-z,y,-x' 'y,-x,z' '-x,-z,y' 'z,y,-x' '-y,-x,z' 'x,z,-y' '-z,-y,x' 'y,x,-z' '-z,-x,-y' 'y,z,x' '-x,-y,-z' 'z,x,y' '-y,-z,-x' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv Pb1 0.22690 0.50000 0.50000 0.01773 Pb2 0.30300 0.30300 0.30300 0.01267 Pb3 0.27340 0.50000 0.00000 0.01773 Ag1 0.00000 0.15610 0.00000 0.02786 Ag2 0.00000 0.50000 0.00000 0.04053 Cu1 0.25630 0.25630 0.09250 0.00887 Cl1 0.12330 0.12330 0.12330 0.03040 Cl2 0.38640 0.38640 0.12180 0.02533 Cl3 0.00000 0.33540 0.00000 0.02533 Cl4 0.13110 0.50000 0.13110 0.02406 Cl5 0.32820 0.50000 0.32820 0.02406 O-H1 0.00000 0.32180 0.20600 0.00253 O-H2 0.18310 0.18310 0.33000 0.04179