data_[Tb4Nd4Sm4]
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 [C2/m]
_cell_length_a [11.4146]
_cell_length_b [5.1448]
_cell_length_c [7.2248]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.1122]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbNdSm]
_chemical_formula_sum '[Tb4 Nd4 Sm4]'
_cell_volume [403.2605]
_cell_formula_units_Z [4]
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  4  0.1675  0.0000  0.3346  1
  Nd  Nd1  4  0.1660  0.0000  0.8321  1
  Sm  Sm2  2  0.0000  0.5000  0.0000  1
  Sm  Sm3  2  0.0000  0.5000  0.5000  1
]