data_[Tb20Nd4Dy12]
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
  Dy  1.2200  1.7500  1.1310
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [18.2587]
_cell_length_b [6.3432]
_cell_length_c [11.3247]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.7402]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Tb5NdDy3]
_chemical_formula_sum '[Tb20 Nd4 Dy12]'
_cell_volume [1218.3266]
_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  8  0.1605  0.3106  0.0146  1
  Tb  Tb1  8  0.1705  0.2902  0.7120  1
  Tb  Tb2  4  0.0000  0.3948  0.2500  1
  Nd  Nd3  4  0.0000  0.1349  0.7500  1
  Dy  Dy4  8  0.1696  0.1774  0.3743  1
  Dy  Dy5  4  0.0000  0.0000  0.0000  1
]