data_[Pr8Nd2Pb8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Nd  1.1400  1.8500  1.2765
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P4_2/n]
_cell_length_a [9.8599]
_cell_length_b [9.8599]
_cell_length_c [6.5653]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [86]
_chemical_formula_structural [Pr4NdPb4]
_chemical_formula_sum '[Pr8 Nd2 Pb8]'
_cell_volume [638.2655]
_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
[
  Pr  Pr0  8  0.0847  0.2850  0.6191  1
  Nd  Nd1  2  0.0000  0.0000  0.0000  1
  Pb  Pb2  8  0.1027  0.2822  0.1261  1
]