data_[Sn8Bi8Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sn  1.9600  1.4500  0.8300
  Bi  2.0200  1.6000  1.0350
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [8.8789]
_cell_length_b [15.5444]
_cell_length_c [5.6254]
_cell_angle_alpha [90.0000]
_cell_angle_beta [126.6951]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Sn2Bi2Pb]
_chemical_formula_sum '[Sn8 Bi8 Pb4]'
_cell_volume [622.5445]
_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
[
  Sn  Sn0  8  0.2295  0.4423  0.9791  1.0
  Bi  Bi1  4  0.0000  0.2347  0.7500  1.0
  Bi  Bi2  4  0.0000  0.3649  0.2500  1.0
  Pb  Pb3  4  0.0000  0.1250  0.2500  1.0
]