data_[Bi8Pb8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Bi  2.0200  1.6000  1.0350
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [6.2596]
_cell_length_b [9.3882]
_cell_length_c [9.1032]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [BiPb]
_chemical_formula_sum '[Bi8 Pb8]'
_cell_volume [534.9611]
_cell_formula_units_Z [8]
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
[
  Bi  Bi0  4  0.1045  0.2500  0.4335  1.0
  Bi  Bi1  4  0.1908  0.2500  0.8133  1.0
  Pb  Pb2  8  0.1751  0.0484  0.1324  1.0
]