data_[Tb18Sm22Tm8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Sm  1.1700  1.8500  1.2290
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [16.8980]
_cell_length_b [25.6255]
_cell_length_c [3.6375]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Tb9Sm11Tm4]
_chemical_formula_sum '[Tb18 Sm22 Tm8]'
_cell_volume [1575.1006]
_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  8  0.1024  0.2680  0.5000  1
  Tb  Tb1  8  0.1413  0.0731  0.5000  1
  Tb  Tb2  2  0.0000  0.5000  0.5000  1
  Sm  Sm3  8  0.2242  0.1810  0.0000  1
  Sm  Sm4  4  0.0000  0.1609  0.0000  1
  Sm  Sm5  4  0.0000  0.3689  0.0000  1
  Sm  Sm6  4  0.2073  0.5000  0.0000  1
  Sm  Sm7  2  0.0000  0.0000  0.0000  1
  Tm  Tm8  8  0.1572  0.3983  0.5000  1
]