data_[Tb4Er16Tm8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [15.5321]
_cell_length_b [5.9784]
_cell_length_c [11.9638]
_cell_angle_alpha [90.0000]
_cell_angle_beta [129.2383]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [Tb(Er2Tm)2]
_chemical_formula_sum '[Tb4 Er16 Tm8]'
_cell_volume [860.4387]
_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  0.2154  0.9022  0.3551  1.0
  Er  Er1  4  0.0691  0.3578  0.2807  1.0
  Er  Er2  4  0.0712  0.8208  0.7827  1.0
  Er  Er3  4  0.1450  0.9316  0.5748  1.0
  Er  Er4  4  0.1461  0.2508  0.0747  1.0
  Tm  Tm5  4  0.2143  0.2846  0.8556  1.0
  Tm  Tm6  2  0.0000  0.4417  0.5000  1.0
  Tm  Tm7  2  0.0000  0.7405  0.0000  1.0
]