data_[Tb24Ho18Er3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [8.9826]
_cell_length_b [8.9826]
_cell_length_c [20.4837]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Tb8Ho6Er]
_chemical_formula_sum '[Tb24 Ho18 Er3]'
_cell_volume [1431.3496]
_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  0.0816  0.5534  0.8077  1
  Tb  Tb1  6  0.0000  0.0000  0.4230  1
  Ho  Ho2  18  0.0589  0.2471  0.7069  1
  Er  Er3  3  0.0000  0.0000  0.0000  1
]