data_[Bi8Pb4]
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 [C2/m]
_cell_length_a [14.1516]
_cell_length_b [4.6518]
_cell_length_c [6.0508]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.5340]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Bi2Pb]
_chemical_formula_sum '[Bi8 Pb4]'
_cell_volume [397.0840]
_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
[
  Bi  Bi0  4  0.0390  0.5000  0.2560  1
  Bi  Bi1  4  0.1208  0.0000  0.7660  1
  Pb  Pb2  4  0.2113  0.0000  0.2774  1
]