data_[Pm4Nd10Th8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Nd  1.1400  1.8500  1.2765
  Th  1.3000  1.8000  1.0800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [23.8074]
_cell_length_b [3.4666]
_cell_length_c [9.7003]
_cell_angle_alpha [90.0000]
_cell_angle_beta [93.5624]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm2Nd5Th4]
_chemical_formula_sum '[Pm4 Nd10 Th8]'
_cell_volume [799.0318]
_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  4  0.2403  0.5000  0.3286  1
  Nd  Nd1  4  0.1277  0.0000  0.5159  1
  Nd  Nd2  4  0.1446  0.0000  0.9083  1
  Nd  Nd3  2  0.0000  0.5000  0.0000  1
  Th  Th4  4  0.0028  0.0000  0.6743  1
  Th  Th5  4  0.1122  0.5000  0.2052  1
]