data_[Tl9Pb3Cl18]
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
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [7.5768]
_cell_length_b [7.5768]
_cell_length_c [21.2885]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [Tl3PbCl6]
_chemical_formula_sum '[Tl9 Pb3 Cl18]'
_cell_volume [1058.3948]
_cell_formula_units_Z [3]
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  0.0000  0.1578  1
  Tl  Tl1  3  0.0000  0.0000  0.3565  1
  Tl  Tl2  3  0.0000  0.0000  0.6455  1
  Pb  Pb3  3  0.0000  0.0000  0.8433  1
  Cl  Cl4  9  0.0184  0.6293  0.4218  1
  Cl  Cl5  9  0.0409  0.3566  0.9105  1
]