data_[Na32Br4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Br  2.9600  1.1500  0.8825
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [F-43m]
_cell_length_a [10.3919]
_cell_length_b [10.3919]
_cell_length_c [10.3919]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [216]
_chemical_formula_structural [Na8BrO4]
_chemical_formula_sum '[Na32 Br4 O16]'
_cell_volume [1122.2528]
_cell_formula_units_Z [4]
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  16  0.0979  0.0979  0.4021  1
  Na  Na1  16  0.1521  0.1521  0.8479  1
  Br  Br2  4  0.2500  0.2500  0.2500  1
  O  O3  16  0.1258  0.1258  0.6258  1
]