data_[Y2Tl2Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Tl  1.6200  1.9000  1.3325
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [12.4361]
_cell_length_b [3.5759]
_cell_length_c [5.7041]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.6246]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [YTlPb2]
_chemical_formula_sum '[Y2 Tl2 Pb4]'
_cell_volume [234.1407]
_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
[
  Y  Y0  2  0.2453  0.5000  0.1610  1.0
  Tl  Tl1  2  0.0023  0.5000  0.5764  1.0
  Pb  Pb2  2  0.0014  0.0000  0.0878  1.0
  Pb  Pb3  2  0.2511  0.0000  0.6749  1.0
]