data_[Tb4Pr4Er2Tm8]
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
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.6308]
_cell_length_b [3.5701]
_cell_length_c [9.5532]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.9132]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb2Pr2ErTm4]
_chemical_formula_sum '[Tb4 Pr4 Er2 Tm8]'
_cell_volume [571.5378]
_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  4  0.1467  0.0000  0.6610  1.0
  Pr  Pr1  4  0.1646  0.5000  0.0004  1.0
  Er  Er2  2  0.0000  0.0000  0.0000  1.0
  Tm  Tm3  4  0.0200  0.5000  0.3349  1.0
  Tm  Tm4  4  0.1852  0.0000  0.3381  1.0
]