data_[Na2Ce1Cd1F8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ce  1.1200  1.8500  1.0800
  Cd  1.6900  1.5500  1.0900
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Pmmm]
_cell_length_a [3.8741]
_cell_length_b [5.5853]
_cell_length_c [7.8962]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [47]
_chemical_formula_structural [Na2CeCdF8]
_chemical_formula_sum '[Na2 Ce1 Cd1 F8]'
_cell_volume [170.8589]
_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  0.5000  0.5000  0.2268  1.0
  Ce  Ce1  1  0.0000  0.0000  0.5000  1.0
  Cd  Cd2  1  0.0000  0.0000  0.0000  1.0
  F  F3  4  0.0000  0.2349  0.2710  1.0
  F  F4  2  0.5000  0.2310  0.5000  1.0
  F  F5  2  0.5000  0.2356  0.0000  1.0
]