data_[Tb36Dy3Tm18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Dy  1.2200  1.7500  1.1310
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [14.4993]
_cell_length_b [14.4993]
_cell_length_c [10.2971]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Tb12DyTm6]
_chemical_formula_sum '[Tb36 Dy3 Tm18]'
_cell_volume [1874.7306]
_cell_formula_units_Z [3]
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  18  0.0570  0.8030  0.0815  1
  Tb  Tb1  18  0.0646  0.8387  0.4173  1
  Dy  Dy2  3  0.0000  0.0000  0.0000  1
  Tm  Tm3  18  0.0523  0.8354  0.7602  1
]