data_global _amcsd_formula_title 'H Na3 O4.5 P' loop_ _publ_author_name 'Averbuch-Pouchot M' 'Durif A' _journal_name_full 'Journal of Solid State Chemistry' _journal_volume 46 _journal_year 1983 _journal_page_first 193 _journal_page_last 196 _publ_section_title ; Crystal Structure of Na3 P O4 (H2 O).5 _cod_database_code 1007097 ; _database_code_amcsd 0013501 _chemical_formula_sum 'P2 Na6 O9 H2' _cell_length_a 9.631 _cell_length_b 5.416 _cell_length_c 16.938 _cell_angle_alpha 90 _cell_angle_beta 102.60 _cell_angle_gamma 90 _cell_volume 862.234 _exptl_crystal_density_diffrn 2.665 _symmetry_space_group_name_H-M 'C 1 2/c 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,z' 'x,-y,1/2+z' '1/2+x,1/2-y,1/2+z' '-x,y,1/2-z' '1/2-x,1/2+y,1/2-z' '-x,-y,-z' '1/2-x,1/2-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z P1 0.15691 0.38662 0.11307 Na1 0.18100 0.53050 0.95193 Na2 0.00084 0.09730 0.59730 Na3 0.64975 0.16800 0.78490 O1 0.00000 0.95510 0.25000 O2 0.10130 0.23540 0.03580 O3 0.03240 0.52650 0.64902 O4 0.75640 0.28000 0.67431 O5 0.74120 0.11240 0.09349 H1 0.42900 0.35700 0.22900