data_[Tb6Y2Tm8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Y  1.2200  1.8000  1.0400
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [11.1924]
_cell_length_b [7.2363]
_cell_length_c [6.2566]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Tb3YTm4]
_chemical_formula_sum '[Tb6 Y2 Tm8]'
_cell_volume [506.7317]
_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  0.2491  0.6257  0.9816  1.0
  Tb  Tb1  2  0.0000  0.1238  0.6492  1.0
  Y  Y2  2  0.0000  0.3736  0.1482  1.0
  Tm  Tm3  4  0.2486  0.8760  0.4806  1.0
  Tm  Tm4  2  0.0000  0.6265  0.6465  1.0
  Tm  Tm5  2  0.0000  0.8762  0.1470  1.0
]