data_[Ce20Pb12O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I4/mcm]
_cell_length_a [8.5887]
_cell_length_b [8.5887]
_cell_length_c [14.3232]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [140]
_chemical_formula_structural [Ce5Pb3O]
_chemical_formula_sum '[Ce20 Pb12 O4]'
_cell_volume [1056.5597]
_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
[
  Ce  Ce0  16  0.1565  0.3435  0.6544  1.0
  Ce  Ce1  4  0.0000  0.0000  0.0000  1.0
  Pb  Pb2  8  0.1421  0.3579  0.0000  1.0
  Pb  Pb3  4  0.0000  0.0000  0.2500  1.0
  O  O4  4  0.0000  0.5000  0.2500  1.0
]