data_[Tl2Sn4Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tl  1.6200  1.9000  1.3325
  Sn  1.9600  1.4500  0.8300
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.0696]
_cell_length_b [6.7580]
_cell_length_c [6.4908]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.8913]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [TlSn2Pb]
_chemical_formula_sum '[Tl2 Sn4 Pb2]'
_cell_volume [245.2723]
_cell_formula_units_Z [2]
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
[
  Tl  Tl0  2  0.3164  0.7500  0.2878  1.0
  Sn  Sn1  4  0.2164  0.5180  0.7340  1.0
  Pb  Pb2  2  0.2403  0.2500  0.1630  1.0
]