data_[Na2W4O13]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  W  2.3600  1.3500  0.7667
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [3.9012]
_cell_length_b [8.4354]
_cell_length_c [8.6176]
_cell_angle_alpha [96.2322]
_cell_angle_beta [102.7759]
_cell_angle_gamma [90.4917]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Na2W4O13]
_chemical_formula_sum '[Na2 W4 O13]'
_cell_volume [274.7797]
_cell_formula_units_Z [1]
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
[
  Na  Na0  2  0.2929  0.3024  0.5772  1.0
  W  W1  2  0.0342  0.3699  0.1719  1.0
  W  W2  2  0.1477  0.9787  0.1939  1.0
  O  O3  2  0.0017  0.1545  0.0026  1.0
  O  O4  2  0.1502  0.1935  0.3040  1.0
  O  O5  2  0.1580  0.5144  0.3406  1.0
  O  O6  2  0.1766  0.8527  0.3463  1.0
  O  O7  2  0.3942  0.0089  0.8135  1.0
  O  O8  2  0.4356  0.6414  0.8446  1.0
  O  O9  1  0.0000  0.5000  0.0000  1.0
]