data_[Tb4Pb28]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Fm-3m]
_cell_length_a [9.9253]
_cell_length_b [9.9253]
_cell_length_c [9.9253]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [225]
_chemical_formula_structural [TbPb7]
_chemical_formula_sum '[Tb4 Pb28]'
_cell_volume [977.7705]
_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  4  0.0000  0.0000  0.0000  1.0
  Pb  Pb1  24  0.0000  0.2500  0.2500  1.0
  Pb  Pb2  4  0.0000  0.0000  0.5000  1.0
]