data_global _amcsd_formula_title 'Cl2 O4 Pb4' loop_ _publ_author_name 'Gasperin M' _journal_name_full 'Bulletin de la Societe Francaise de Mineralogie et de Cristallographie' _journal_volume 87 _journal_year 1964 _journal_page_first 278 _journal_page_last 280 _publ_section_title ; Sur la synthese d'un oxychlorure de plomb _cod_database_code 1001200 ; _database_code_amcsd 0012116 _chemical_formula_sum 'Pb2 O2 Cl' _cell_length_a 3.91 _cell_length_b 3.91 _cell_length_c 13. _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 198.745 _exptl_crystal_density_diffrn 8.052 _symmetry_space_group_name_H-M 'I 4/m m m' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,1/2+z' '-y,-x,z' '1/2-y,1/2-x,1/2+z' 'y,x,-z' '1/2+y,1/2+x,1/2-z' 'y,-x,-z' '1/2+y,1/2-x,1/2-z' '-y,x,z' '1/2-y,1/2+x,1/2+z' 'x,-y,z' '1/2+x,1/2-y,1/2+z' '-x,y,-z' '1/2-x,1/2+y,1/2-z' 'x,y,-z' '1/2+x,1/2+y,1/2-z' '-x,-y,z' '1/2-x,1/2-y,1/2+z' 'y,x,z' '1/2+y,1/2+x,1/2+z' '-y,-x,-z' '1/2-y,1/2-x,1/2-z' '-y,x,-z' '1/2-y,1/2+x,1/2-z' 'y,-x,z' '1/2+y,1/2-x,1/2+z' '-x,y,z' '1/2-x,1/2+y,1/2+z' 'x,-y,-z' '1/2+x,1/2-y,1/2-z' '-x,-y,-z' '1/2-x,1/2-y,1/2-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Pb1 0.00000 0.00000 0.15000 O1 0.00000 0.50000 0.25000 Cl1 0.00000 0.00000 0.50000