data_[Y2Ta4Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Ta  1.5000  1.4500  0.8200
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [9.5581]
_cell_length_b [3.2134]
_cell_length_c [6.1435]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.2130]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [YTa2Pb]
_chemical_formula_sum '[Y2 Ta4 Pb2]'
_cell_volume [187.1967]
_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  0.4944  0.0000  0.5105  1
  Ta  Ta1  2  0.0010  0.0000  0.9666  1
  Ta  Ta2  2  0.2625  0.0000  0.7968  1
  Pb  Pb3  2  0.2421  0.5000  0.2261  1
]