data_[Tb4Nd24Sm8]
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/c]
_cell_length_a [16.6757]
_cell_length_b [11.8863]
_cell_length_c [6.2796]
_cell_angle_alpha [90.0000]
_cell_angle_beta [96.1560]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Tb(Nd3Sm)2]
_chemical_formula_sum '[Tb4 Nd24 Sm8]'
_cell_volume [1237.5117]
_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  0.0000  0.0992  0.2500  1
  Nd  Nd1  8  0.0477  0.3598  0.5139  1
  Nd  Nd2  8  0.1177  0.1400  0.8196  1
  Nd  Nd3  8  0.2131  0.1388  0.3484  1
  Sm  Sm4  8  0.1671  0.4003  0.0822  1
]