data_[Tb12Ho2Tl6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Ho  1.2300  1.7500  1.0410
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [10.2291]
_cell_length_b [5.1998]
_cell_length_c [11.4065]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.3279]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Tb6HoTl3]
_chemical_formula_sum '[Tb12 Ho2 Tl6]'
_cell_volume [594.8854]
_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  2  0.0987  0.7500  0.9019  1
  Tb  Tb1  2  0.1265  0.7500  0.2132  1
  Tb  Tb2  2  0.1882  0.2500  0.7165  1
  Tb  Tb3  2  0.2685  0.7500  0.5133  1
  Tb  Tb4  2  0.3522  0.2500  0.3178  1
  Tb  Tb5  2  0.4406  0.7500  0.0926  1
  Ho  Ho6  2  0.0426  0.2500  0.4038  1
  Tl  Tl7  2  0.2234  0.2500  0.0385  1
  Tl  Tl8  2  0.3782  0.7500  0.8054  1
  Tl  Tl9  2  0.4637  0.2500  0.6116  1
]