data_global _amcsd_formula_title 'Na2UO4' loop_ _publ_author_name 'Gasperin M' _journal_name_full 'Journal of Solid State Chemistry' _journal_volume 60 _journal_year 1985 _journal_page_first 316 _journal_page_last 319 _publ_section_title ; Synthese en monocristaux et structure du monouranate de sodium beta-Na2UO4 _cod_database_code 1001339 ; _database_code_amcsd 0013565 _chemical_formula_sum 'U Na2 O4' _cell_length_a 5.802 _cell_length_b 5.969 _cell_length_c 11.699 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 405.161 _exptl_crystal_density_diffrn 5.705 _symmetry_space_group_name_H-M 'F m m m' loop_ _space_group_symop_operation_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' 'x,-y,z' 'x,1/2-y,1/2+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' '1/2-x,y,1/2-z' '1/2-x,1/2+y,-z' '-x,y,z' '-x,1/2+y,1/2+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' '1/2+x,-y,1/2-z' '1/2+x,1/2-y,-z' 'x,y,-z' 'x,1/2+y,1/2-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' '1/2-x,-y,1/2+z' '1/2-x,1/2-y,z' '-x,-y,-z' '-x,1/2-y,1/2-z' '1/2-x,-y,1/2-z' '1/2-x,1/2-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy U1 0.00000 0.00000 0.00000 1.00000 Na1 0.00000 0.04960 0.33770 0.50000 O1 0.10650 0.03390 0.15320 0.25000 O2 0.20490 0.29160 0.04700 0.25000