data_global _amcsd_formula_title 'H8 Mo N2 O9 P2' loop_ _publ_author_name 'Averbuch-Pouchot M' _journal_name_full 'Acta Crystallographica, Section C' _journal_volume 44 _journal_year 1988 _journal_page_first 2046 _journal_page_last 2048 _publ_section_title ; Structure of an ammonium molybdenyl diphosphate (N H4)2 Mo O2 P2 O7 _cod_database_code 1008370 ; _database_code_amcsd 0016280 _chemical_formula_sum 'Mo P2 O9 N2' _cell_length_a 13.984 _cell_length_b 8.297 _cell_length_c 15.81 _cell_angle_alpha 90 _cell_angle_beta 99.11 _cell_angle_gamma 90 _cell_volume 1811.221 _exptl_crystal_density_diffrn 2.420 _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 Mo1 0.38558 0.12662 0.36163 P1 0.37596 0.07256 0.15739 P2 0.04204 0.30821 0.42872 O1 0.38340 0.00710 0.24955 O2 0.28360 0.15860 0.12720 O3 0.46490 0.16710 0.14530 O4 0.12700 0.41350 0.39970 O5 0.04980 0.40600 0.08370 O6 0.42320 0.22770 0.47647 O7 0.03550 0.15360 0.38020 O8 0.27850 0.05080 0.38060 O9 0.35240 0.30350 0.31270 N1 0.13850 0.14890 0.23180 N2 0.35590 0.40530 0.02090