data_[Na8Cd4F16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Cd  1.6900  1.5500  1.0900
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Pbca]
_cell_length_a [5.8904]
_cell_length_b [6.0813]
_cell_length_c [11.7754]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [61]
_chemical_formula_structural [Na2CdF4]
_chemical_formula_sum '[Na8 Cd4 F16]'
_cell_volume [421.8121]
_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  8  0.0117  0.0661  0.1625  1
  Cd  Cd1  4  0.0000  0.0000  0.5000  1
  F  F2  8  0.1293  0.0717  0.6744  1
  F  F3  8  0.1788  0.1838  0.9481  1
]