#------------------------------------------------------------------------------ #$Date: 2015-10-09 14:42:27 +0300 (Fri, 09 Oct 2015) $ #$Revision: 161833 $ #$URL: file:///home/coder/svn-repositories/cod/cif/2/31/08/2310809.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided by IUCr Journals, http://journals.iucr.org/. # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_2310809 loop_ _publ_author_name 'Guimaraes, D.M.C.' _publ_section_title ; Ferroelastic transformations in lead orthophosphate and its structure as a function of temperature ; _journal_name_full 'Acta Crystallographica A (24,1968-38,1982)' _journal_page_first 108 _journal_page_last 114 _journal_volume 35 _journal_year 1979 _chemical_formula_sum 'O8 P2 Pb3' _chemical_name_systematic 'Pb3 (P O4)2' _space_group_IT_number 15 _symmetry_space_group_name_Hall '-C 2yc' _symmetry_space_group_name_H-M 'C 1 2/c 1' _cell_angle_alpha 90 _cell_angle_beta 102.3 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 13.8 _cell_length_b 5.691 _cell_length_c 9.42 _cell_volume 722.825 _citation_journal_id_ASTM ACACBN _cod_data_source_file Guimaraes_ACACBN_1979_437.cif _cod_data_source_block O8P2Pb3 _cod_original_cell_volume 722.8254 _cod_database_code 2310809 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,y,-z+1/2 -x,-y,-z x,-y,z-1/2 x+1/2,y+1/2,z -x+1/2,y+1/2,-z+1/2 -x+1/2,-y+1/2,-z x+1/2,-y+1/2,z-1/2 loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_U_iso_or_equiv P1 P+5 0.599 0.241 0.447 1 0.0 O2 O-2 0.634 0.464 0.374 1 0.0 O1 O-2 0.643 0.03 0.392 1 0.0 O4 O-2 0.491 0.222 0.42 1 0.0 O3 O-2 0.642 0.28 0.612 1 0.0 Pb1 Pb+2 0 0.291 0.25 1 0.0 Pb2 Pb+2 0.317 0.309 0.352 1 0.0