data_[Tb2Dy6Er4]
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 [P-1]
_cell_length_a [7.1101]
_cell_length_b [7.1119]
_cell_length_c [8.7451]
_cell_angle_alpha [90.0244]
_cell_angle_beta [101.7225]
_cell_angle_gamma [119.9687]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [TbDy3Er2]
_chemical_formula_sum '[Tb2 Dy6 Er4]'
_cell_volume [372.3767]
_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  2  0.0000  0.7497  0.0005  1
  Dy  Dy1  2  0.2217  0.8607  0.6655  1
  Dy  Dy2  2  0.2784  0.1393  0.3347  1
  Dy  Dy3  2  0.4999  0.2503  0.9995  1
  Er  Er4  2  0.2222  0.3616  0.6658  1
  Er  Er5  2  0.2780  0.6385  0.3344  1
]