data_[Tb20Y8Sc8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Y  1.2200  1.8000  1.0400
  Sc  1.3600  1.6000  0.8850
]
_symmetry_space_group_name_H-M [Ima2]
_cell_length_a [15.4726]
_cell_length_b [10.9722]
_cell_length_c [6.6030]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [46]
_chemical_formula_structural [Tb5(YSc)2]
_chemical_formula_sum '[Tb20 Y8 Sc8]'
_cell_volume [1120.9901]
_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  0.0710  0.2470  0.7183  1
  Tb  Tb1  8  0.1475  0.7219  0.6959  1
  Tb  Tb2  4  0.2500  0.1477  0.4289  1
  Y  Y3  4  0.0000  0.0000  0.9847  1
  Y  Y4  4  0.2500  0.0222  0.9180  1
  Sc  Sc5  8  0.0906  0.9751  0.5019  1
]