data_[Nd4Sn6Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Sn  1.9600  1.4500  0.8300
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [5.6774]
_cell_length_b [6.4952]
_cell_length_c [10.1330]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Nd2Sn3Pb]
_chemical_formula_sum '[Nd4 Sn6 Pb2]'
_cell_volume [373.6665]
_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
[
  Nd  Nd0  4  0.0000  0.5000  0.3206  1
  Sn  Sn1  4  0.0000  0.0000  0.3353  1
  Sn  Sn2  2  0.0000  0.0000  0.0000  1
  Pb  Pb3  2  0.0000  0.5000  0.0000  1
]