data_[Tb16Nd32Sm8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Nd  1.1400  1.8500  1.2765
  Sm  1.1700  1.8500  1.2290
]
_symmetry_space_group_name_H-M [Fdd2]
_cell_length_a [12.0920]
_cell_length_b [24.4362]
_cell_length_c [6.5082]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [43]
_chemical_formula_structural [Tb2Nd4Sm]
_chemical_formula_sum '[Tb16 Nd32 Sm8]'
_cell_volume [1923.0672]
_cell_formula_units_Z [8]
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
[
  Tb  Tb0  16  0.0249  0.2155  0.8849  1
  Nd  Nd1  16  0.0490  0.0709  0.8360  1
  Nd  Nd2  16  0.0636  0.1435  0.3627  1
  Sm  Sm3  8  0.0000  0.0000  0.3271  1
]