data_[Tb8Er2Tm6]
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 [Pmn2_1]
_cell_length_a [11.2062]
_cell_length_b [7.2349]
_cell_length_c [6.2586]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Tb4ErTm3]
_chemical_formula_sum '[Tb8 Er2 Tm6]'
_cell_volume [507.4247]
_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  0.2495  0.8733  0.4813  1.0
  Tb  Tb1  2  0.0000  0.1272  0.6481  1.0
  Tb  Tb2  2  0.0000  0.8735  0.1467  1.0
  Er  Er3  2  0.0000  0.3768  0.1483  1.0
  Tm  Tm4  4  0.2499  0.6231  0.9808  1.0
  Tm  Tm5  2  0.0000  0.6231  0.6479  1.0
]