data_[K20Na4Cd4]
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 [Imma]
_cell_length_a [7.8556]
_cell_length_b [19.7183]
_cell_length_c [10.1948]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [K5NaCd]
_chemical_formula_sum '[K20 Na4 Cd4]'
_cell_volume [1579.1558]
_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  8  0.0000  0.0802  0.6376  1
  K  K1  8  0.2500  0.1393  0.2500  1
  K  K2  4  0.0000  0.2500  0.8986  1
  Na  Na3  4  0.0000  0.0000  0.0000  1
  Cd  Cd4  4  0.0000  0.2500  0.4920  1
]