data_[La6Tb4Tl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Tb  1.1000  1.7500  0.9815
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.6707]
_cell_length_b [5.0718]
_cell_length_c [10.3184]
_cell_angle_alpha [90.0000]
_cell_angle_beta [120.6289]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [La3(TbTl2)2]
_chemical_formula_sum '[La6 Tb4 Tl8]'
_cell_volume [570.5858]
_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
[
  La  La0  4  0.1427  0.5000  0.6886  1.0
  Tb  Tb1  4  0.1459  0.5000  0.3141  1.0
  La  La2  2  0.0000  0.0000  0.0000  1.0
  Tl  Tl3  4  0.0656  0.0000  0.4021  1.0
  Tl  Tl4  4  0.1893  0.5000  0.0343  1.0
]