data_[Tb2Y8Er6]
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 [Pmn2_1]
_cell_length_a [11.2612]
_cell_length_b [7.2957]
_cell_length_c [6.3054]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [TbY4Er3]
_chemical_formula_sum '[Tb2 Y8 Er6]'
_cell_volume [518.0423]
_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  0.3767  0.1495  1.0
  Y  Y1  4  0.2493  0.8735  0.4826  1.0
  Y  Y2  2  0.0000  0.1269  0.6466  1.0
  Y  Y3  2  0.0000  0.8735  0.1453  1.0
  Er  Er4  4  0.2499  0.6234  0.9797  1.0
  Er  Er5  2  0.0000  0.6233  0.6490  1.0
]