data_[Na2W1F8]
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
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [4.5371]
_cell_length_b [6.0926]
_cell_length_c [6.5394]
_cell_angle_alpha [75.7439]
_cell_angle_beta [85.6556]
_cell_angle_gamma [86.3776]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Na2WF8]
_chemical_formula_sum '[Na2 W1 F8]'
_cell_volume [174.5134]
_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  0.2230  0.6191  0.5980  1
  W  W1  1  0.5000  0.0000  0.0000  1
  F  F2  2  0.2563  0.9132  0.2487  1
  F  F3  2  0.2631  0.2662  0.9119  1
  F  F4  2  0.2647  0.8454  0.8621  1
  F  F5  2  0.2768  0.3710  0.3964  1
]