data_[Tl4Ga16Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tl  1.6200  1.9000  1.3325
  Ga  1.8100  1.3000  0.7600
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [F-43m]
_cell_length_a [8.2625]
_cell_length_b [8.2625]
_cell_length_c [8.2625]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [216]
_chemical_formula_structural [TlGa4Pb]
_chemical_formula_sum '[Tl4 Ga16 Pb4]'
_cell_volume [564.0620]
_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
[
  Tl  Tl0  4  0.2500  0.2500  0.2500  1.0
  Ga  Ga1  16  0.1250  0.1250  0.6250  1.0
  Pb  Pb2  4  0.0000  0.0000  0.0000  1.0
]