data_[Tb20Pr8Dy8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Pr  1.1300  1.8500  1.0600
  Dy  1.2200  1.7500  1.1310
]
_symmetry_space_group_name_H-M [Ima2]
_cell_length_a [14.9745]
_cell_length_b [11.8803]
_cell_length_c [6.7596]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [46]
_chemical_formula_structural [Tb5(PrDy)2]
_chemical_formula_sum '[Tb20 Pr8 Dy8]'
_cell_volume [1202.5504]
_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  0.0526  0.7469  0.7072  1
  Tb  Tb1  8  0.1432  0.2343  0.8843  1
  Tb  Tb2  4  0.2500  0.7430  0.9101  1
  Pr  Pr3  8  0.1265  0.0002  0.5595  1
  Dy  Dy4  4  0.0000  0.0000  0.0204  1
  Dy  Dy5  4  0.2500  0.0096  0.1034  1
]