data_[Tb8Y4Er16]
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 [C2]
_cell_length_a [15.7327]
_cell_length_b [6.0254]
_cell_length_c [12.0808]
_cell_angle_alpha [90.0000]
_cell_angle_beta [129.1695]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [Tb2YEr4]
_chemical_formula_sum '[Tb8 Y4 Er16]'
_cell_volume [887.8600]
_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  4  0.2152  0.9651  0.8583  1.0
  Tb  Tb1  2  0.0000  0.5091  0.0000  1.0
  Tb  Tb2  2  0.0000  0.8093  0.5000  1.0
  Y  Y3  4  0.2133  0.3521  0.3597  1.0
  Er  Er4  4  0.0665  0.8947  0.2774  1.0
  Er  Er5  4  0.0680  0.4237  0.7795  1.0
  Er  Er6  4  0.1436  0.3211  0.5770  1.0
  Er  Er7  4  0.1444  0.9976  0.0775  1.0
]