data_[Tb2Nd8Y6]
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
  Y  1.2200  1.8000  1.0400
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [23.8070]
_cell_length_b [3.4966]
_cell_length_c [6.8660]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.3824]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbNd4Y3]
_chemical_formula_sum '[Tb2 Nd8 Y6]'
_cell_volume [548.3489]
_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  2  0.0000  0.5000  0.0000  1
  Nd  Nd1  4  0.1236  0.0000  0.3686  1
  Nd  Nd2  4  0.2405  0.5000  0.2375  1
  Y  Y3  4  0.1230  0.0000  0.8810  1
  Y  Y4  2  0.0000  0.0000  0.5000  1
]