data_[Ce4Nd2Pb6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Nd  1.1400  1.8500  1.2765
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Pmma]
_cell_length_a [7.0085]
_cell_length_b [4.9122]
_cell_length_c [10.5588]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [51]
_chemical_formula_structural [Ce2NdPb3]
_chemical_formula_sum '[Ce4 Nd2 Pb6]'
_cell_volume [363.5083]
_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
[
  Ce  Ce0  2  0.0000  0.5000  0.5000  1.0
  Ce  Ce1  2  0.2500  0.0000  0.6984  1.0
  Nd  Nd2  2  0.2500  0.0000  0.0590  1.0
  Pb  Pb3  4  0.0270  0.5000  0.8446  1.0
  Pb  Pb4  2  0.2500  0.0000  0.3766  1.0
]