data_[Tb2Pr2Er8]
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 [C2/m]
_cell_length_a [11.7586]
_cell_length_b [3.5577]
_cell_length_c [10.0070]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.1785]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbPrEr4]
_chemical_formula_sum '[Tb2 Pr2 Er8]'
_cell_volume [378.8593]
_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  0.0000  0.0000  1
  Pr  Pr1  2  0.0000  0.0000  0.5000  1
  Er  Er2  4  0.1672  0.5000  0.3317  1
  Er  Er3  4  0.1683  0.5000  0.8361  1
]