data_[Li4W4O10F4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  W  2.3600  1.3500  0.7667
  O  3.4400  0.6000  1.2600
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [3.9459]
_cell_length_b [3.9459]
_cell_length_c [17.9106]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Li2W2O5F2]
_chemical_formula_sum '[Li4 W4 O10 F4]'
_cell_volume [278.8731]
_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
[
  Li  Li0  4  0.0000  0.0000  0.3242  1
  W  W1  4  0.0000  0.0000  0.1062  1
  O  O2  8  0.0000  0.5000  0.1170  1
  O  O3  2  0.0000  0.0000  0.0000  1
  F  F4  4  0.0000  0.0000  0.2208  1
]