data_[Tb20Cd8Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Cd  1.6900  1.5500  1.0900
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [I4/mcm]
_cell_length_a [8.4000]
_cell_length_b [8.4000]
_cell_length_c [13.1666]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [140]
_chemical_formula_structural [Tb5Cd2Pb]
_chemical_formula_sum '[Tb20 Cd8 Pb4]'
_cell_volume [929.0339]
_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
[
  Tb  Tb0  16  0.1544  0.3456  0.6510  1.0
  Tb  Tb1  4  0.0000  0.0000  0.0000  1.0
  Cd  Cd2  8  0.1371  0.6371  0.5000  1.0
  Pb  Pb3  4  0.0000  0.0000  0.2500  1.0
]