data_[Tl3Pb7]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tl  1.6200  1.9000  1.3325
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P31m]
_cell_length_a [8.9538]
_cell_length_b [8.9538]
_cell_length_c [18.3606]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [157]
_chemical_formula_structural [Tl3Pb7]
_chemical_formula_sum '[Tl3 Pb7]'
_cell_volume [1274.7659]
_cell_formula_units_Z [1]
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  3  0.0000  0.2143  0.6016  1
  Pb  Pb1  6  0.1988  0.7750  0.4628  1
  Pb  Pb2  1  0.0000  0.0000  0.4186  1
]