data_[Tb8Dy6Er8]
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 [Immm]
_cell_length_a [3.4938]
_cell_length_b [5.5784]
_cell_length_c [35.5318]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Tb4Dy3Er4]
_chemical_formula_sum '[Tb8 Dy6 Er8]'
_cell_volume [692.4970]
_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  4  0.0000  0.0000  0.1806  1.0
  Tb  Tb1  4  0.0000  0.5000  0.0458  1.0
  Dy  Dy2  4  0.0000  0.0000  0.3632  1.0
  Dy  Dy3  2  0.0000  0.5000  0.5000  1.0
  Er  Er4  4  0.0000  0.0000  0.0905  1.0
  Er  Er5  4  0.0000  0.5000  0.2334  1.0
]