data_[Pr2Nd6Sm16]
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
  Sm  1.1700  1.8500  1.2290
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [15.7156]
_cell_length_b [8.8512]
_cell_length_c [6.5491]
_cell_angle_alpha [90.0000]
_cell_angle_beta [114.5050]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [PrNd3Sm8]
_chemical_formula_sum '[Pr2 Nd6 Sm16]'
_cell_volume [828.9301]
_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  2  0.0000  0.1425  0.5000  1
  Nd  Nd1  4  0.1279  0.4742  0.6176  1
  Nd  Nd2  2  0.0000  0.5202  0.0000  1
  Sm  Sm3  4  0.0689  0.8348  0.8233  1
  Sm  Sm4  4  0.1276  0.1903  0.1406  1
  Sm  Sm5  4  0.1711  0.8344  0.4267  1
  Sm  Sm6  4  0.2489  0.5849  0.1571  1
]