data_[Na8W2O10]
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 [5.7405]
_cell_length_b [5.7716]
_cell_length_c [8.6077]
_cell_angle_alpha [109.1860]
_cell_angle_beta [101.3817]
_cell_angle_gamma [102.2791]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Na4WO5]
_chemical_formula_sum '[Na8 W2 O10]'
_cell_volume [251.9091]
_cell_formula_units_Z [2]
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  0.2105  0.4153  0.9026  1.0
  Na  Na1  2  0.2997  0.6052  0.6021  1.0
  Na  Na2  2  0.4137  0.8000  0.2940  1.0
  Na  Na3  1  0.0000  0.0000  0.5000  1.0
  Na  Na4  1  0.5000  0.0000  0.0000  1.0
  W  W5  2  0.1041  0.2014  0.2053  1.0
  O  O6  2  0.0554  0.5233  0.3145  1.0
  O  O7  2  0.1139  0.8458  0.0367  1.0
  O  O8  2  0.1944  0.9801  0.7582  1.0
  O  O9  2  0.3084  0.1781  0.3998  1.0
  O  O10  2  0.3961  0.3704  0.1560  1.0
]