data_[K4Na16Cd4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Na  0.9300  1.8000  1.1600
  Cd  1.6900  1.5500  1.0900
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.9091]
_cell_length_b [8.5302]
_cell_length_c [6.8448]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.9716]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [KNa4Cd]
_chemical_formula_sum '[K4 Na16 Cd4]'
_cell_volume [939.1121]
_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
[
  K  K0  4  0.2222  0.0000  0.1605  1.0
  Na  Na1  8  0.1085  0.2020  0.5684  1.0
  Na  Na2  4  0.0000  0.2063  0.0000  1.0
  Na  Na3  4  0.1589  0.5000  0.2248  1.0
  Cd  Cd4  4  0.0292  0.5000  0.7324  1.0
]