data_[Tb8Dy12Er4]
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
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [17.3234]
_cell_length_b [7.0678]
_cell_length_c [6.1140]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0580]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Tb2Dy3Er]
_chemical_formula_sum '[Tb8 Dy12 Er4]'
_cell_volume [748.5812]
_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  0.1664  0.3749  0.4164  1
  Dy  Dy1  8  0.1662  0.1249  0.9169  1
  Dy  Dy2  4  0.0000  0.3748  0.7500  1
  Er  Er3  4  0.0000  0.1247  0.2500  1
]