data_[Tb6Pr2Nd8]
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
  Nd  1.1400  1.8500  1.2765
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [11.9054]
_cell_length_b [7.3054]
_cell_length_c [6.3582]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Tb3PrNd4]
_chemical_formula_sum '[Tb6 Pr2 Nd8]'
_cell_volume [552.9979]
_cell_formula_units_Z [2]
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  0.2498  0.6222  0.5209  1.0
  Tb  Tb1  2  0.0000  0.3769  0.3516  1.0
  Pr  Pr2  2  0.0000  0.6242  0.8498  1.0
  Nd  Nd3  4  0.2475  0.1258  0.5184  1.0
  Nd  Nd4  2  0.0000  0.1284  0.8554  1.0
  Nd  Nd5  2  0.0000  0.8730  0.3493  1.0
]