data_[Tb2Y3Er6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Y  1.2200  1.8000  1.0400
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [5.9956]
_cell_length_b [8.2806]
_cell_length_c [8.3211]
_cell_angle_alpha [105.3326]
_cell_angle_beta [108.2004]
_cell_angle_gamma [106.5193]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Tb2(YEr2)3]
_chemical_formula_sum '[Tb2 Y3 Er6]'
_cell_volume [346.8024]
_cell_formula_units_Z [1]
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  0.1666  0.8096  0.3608  1
  Y  Y1  2  0.2986  0.2781  0.4586  1
  Y  Y2  1  0.0000  0.0000  0.0000  1
  Er  Er3  2  0.2272  0.6442  0.7389  1
  Er  Er4  2  0.2641  0.4577  0.0867  1
  Er  Er5  2  0.3827  0.0953  0.8021  1
]