data_[Tl2Sb2Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tl  1.6200  1.9000  1.3325
  Sb  2.0500  1.4500  0.8300
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.4845]
_cell_length_b [5.7592]
_cell_length_c [6.9665]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.6195]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [TlSbPb2]
_chemical_formula_sum '[Tl2 Sb2 Pb4]'
_cell_volume [259.3219]
_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  0.3773  0.7500  0.8234  1.0
  Sb  Sb1  2  0.2819  0.7500  0.3336  1.0
  Pb  Pb2  2  0.1111  0.2500  0.9690  1.0
  Pb  Pb3  2  0.2012  0.2500  0.5087  1.0
]