data_[Pm12Pr10Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Pr  1.1300  1.8500  1.0600
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [5.0723]
_cell_length_b [10.3391]
_cell_length_c [15.5885]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Pm6Pr5Pb]
_chemical_formula_sum '[Pm12 Pr10 Pb2]'
_cell_volume [817.5141]
_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
[
  Pm  Pm0  8  0.0000  0.2435  0.1632  1
  Pr  Pr1  4  0.0000  0.0000  0.3377  1
  Pm  Pm2  4  0.0000  0.2580  0.5000  1
  Pr  Pr3  4  0.0000  0.5000  0.3310  1
  Pr  Pr4  2  0.0000  0.5000  0.0000  1
  Pb  Pb5  2  0.0000  0.0000  0.0000  1
]