#------------------------------------------------------------------------------ #$Date: 2010-01-30 15:59:17 +0200 (Sat, 30 Jan 2010) $ #$Revision: 966 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/1010956.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_1010956 _chemical_name_systematic 'Lead carbonate' _chemical_name_mineral 'Cerussite' _chemical_formula_structural 'Pb C O3' _chemical_formula_sum 'O3 Pb' _publ_section_title 'The crystal structure of Cerussite' loop_ _publ_author_name 'Colby, M Y' 'LaCoste, L J B' _journal_name_full ; Zeitschrift fuer Kristallographie, Kristallgeometrie, Kristallphysik, Kristallchemie (-144,1977) ; _journal_coden_ASTM ZEKGAX _journal_volume 84 _journal_year 1933 _journal_page_first 299 _journal_page_last 309 _cell_length_a 5.166 _cell_length_b 8.468 _cell_length_c 6.146 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 268.9 _cell_formula_units_Z 4 _symmetry_space_group_name_H-M 'P m c n S2' _symmetry_Int_Tables_number 62 _symmetry_cell_setting orthorhombic loop_ _symmetry_equiv_pos_as_xyz 'x,y,z' '-x,1/2-y,1/2+z' '1/2+x,-y,1/2-z' '1/2-x,1/2+y,-z' '1/2-x,-y,1/2-z' '1/2+x,1/2+y,-z' '-x,y,z' 'x,1/2-y,1/2+z' loop_ _atom_type_symbol _atom_type_oxidation_number Pb2+ 2.000 C4+ 4.000 O2- -2.000 loop_ _atom_site_label _atom_site_type_symbol _atom_site_symmetry_multiplicity _atom_site_Wyckoff_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_attached_hydrogens _atom_site_calc_flag Pb1 Pb2+ 4 c 0. 0.417 0. 1. 0 d C1 C4+ 4 c 0. 0.764 0.153 1. 0 d O1 O2- 4 c 0. 0.909 0.153 1. 0 d O2 O2- 8 d 0.199 0.691 0.153 1. 0 d _cod_database_code 1010956