data_[Y8Tl4Pb4]
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 [P2/c]
_cell_length_a [6.3877]
_cell_length_b [6.3801]
_cell_length_c [11.8950]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.0226]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [13]
_chemical_formula_structural [Y2TlPb]
_chemical_formula_sum '[Y8 Tl4 Pb4]'
_cell_volume [468.2013]
_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
[
  Y  Y0  4  0.1954  0.3765  0.1313  1.0
  Y  Y1  4  0.3172  0.1293  0.8647  1.0
  Tl  Tl2  4  0.1628  0.1219  0.5952  1.0
  Pb  Pb3  4  0.3211  0.3674  0.4044  1.0
]