data_[Tb2Pr8Er6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Pr  1.1300  1.8500  1.0600
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [11.6779]
_cell_length_b [7.3035]
_cell_length_c [6.3123]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [TbPr4Er3]
_chemical_formula_sum '[Tb2 Pr8 Er6]'
_cell_volume [538.3768]
_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  0.3788  0.1505  1.0
  Pr  Pr1  4  0.2472  0.8715  0.4833  1.0
  Pr  Pr2  2  0.0000  0.1305  0.6493  1.0
  Pr  Pr3  2  0.0000  0.8704  0.1406  1.0
  Er  Er4  4  0.2498  0.6187  0.9802  1.0
  Er  Er5  2  0.0000  0.6175  0.6477  1.0
]