data_[Ba8Sn20Pb12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Sn  1.9600  1.4500  0.8300
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Ibam]
_cell_length_a [12.1190]
_cell_length_b [14.9945]
_cell_length_c [7.8950]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [72]
_chemical_formula_structural [Ba2Sn5Pb3]
_chemical_formula_sum '[Ba8 Sn20 Pb12]'
_cell_volume [1434.6667]
_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
[
  Ba  Ba0  8  0.2441  0.1285  0.5000  1.0
  Sn  Sn1  8  0.0000  0.2710  0.2500  1.0
  Sn  Sn2  8  0.0991  0.1420  0.0000  1.0
  Sn  Sn3  4  0.0000  0.5000  0.2500  1.0
  Pb  Pb4  8  0.1484  0.3836  0.5000  1.0
  Pb  Pb5  4  0.0000  0.0000  0.2500  1.0
]