data_[Pu4Bi8Pb8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pu  1.2800  1.7500  0.9675
  Bi  2.0200  1.6000  1.0350
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.6695]
_cell_length_b [27.4499]
_cell_length_c [4.7518]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Pu(BiPb)2]
_chemical_formula_sum '[Pu4 Bi8 Pb8]'
_cell_volume [609.0636]
_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
[
  Pu  Pu0  4  0.0000  0.3418  0.7500  1
  Bi  Bi1  4  0.0000  0.1426  0.7500  1
  Bi  Bi2  4  0.0000  0.2502  0.2500  1
  Pb  Pb3  4  0.0000  0.0515  0.2500  1
  Pb  Pb4  4  0.0000  0.4472  0.2500  1
]