data_[Rb8Na4W4F24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  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 [Fm-3m]
_cell_length_a [8.8420]
_cell_length_b [8.8420]
_cell_length_c [8.8420]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [225]
_chemical_formula_structural [Rb2NaWF6]
_chemical_formula_sum '[Rb8 Na4 W4 F24]'
_cell_volume [691.2776]
_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
[
  Rb  Rb0  8  0.2500  0.2500  0.2500  1.0
  Na  Na1  4  0.0000  0.0000  0.0000  1.0
  W  W2  4  0.0000  0.0000  0.5000  1.0
  F  F3  24  0.0000  0.0000  0.2605  1.0
]