data_global _amcsd_formula_title 'Sr3(P3O9)2(H2O)' loop_ _publ_author_name 'Tordjman I' 'Durif A' 'Guitel J' _journal_name_full 'Acta Crystallographica, Section B' _journal_volume 32 _journal_year 1976 _journal_page_first 205 _journal_page_last 208 _publ_section_title ; Structure cristalline du trimetaphosphate de strontium heptahydrate Sr3(P3O9)2(H2O) _cod_database_code 1007000 ; _database_code_amcsd 0009549 _chemical_formula_sum 'Sr3 P6 O25' _cell_length_a 16.05 _cell_length_b 12.33 _cell_length_c 10.87 _cell_angle_alpha 90. _cell_angle_beta 90. _cell_angle_gamma 90. _cell_volume 2151.135 _exptl_crystal_density_diffrn 2.621 _symmetry_space_group_name_H-M 'P n m a' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2-y,z' '-x,1/2+y,-z' '1/2-x,1/2+y,1/2+z' '1/2+x,1/2-y,1/2-z' '1/2+x,y,1/2-z' '1/2-x,-y,1/2+z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Sr1 0.10283 0.25000 0.11589 Sr2 0.33160 0.25000 -0.00255 Sr3 0.50341 0.75000 0.25188 P1 0.28839 0.50401 0.47626 P2 0.12791 0.49174 0.34669 P3 0.13707 0.47083 0.61139 O1 0.22833 0.48032 0.36029 O2 0.09812 0.44314 0.47745 O3 0.23319 0.44623 0.58495 O4 0.36425 0.44167 0.45835 O5 0.29244 0.62123 0.49907 O6 0.09913 0.41854 0.24921 O7 0.10522 0.60765 0.34322 O8 0.10769 0.38986 0.70005 O9 0.12508 0.58680 0.63498 O10 0.47892 0.62443 0.44941 O11 0.45286 0.25000 0.29950 O12 -0.00142 0.25000 0.50055 O13 0.25168 0.25000 0.23005 O14 0.25168 0.75000 0.27945 O15 0.13004 0.75000 0.10597