data_[Tl4Sn2Sb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tl  1.6200  1.9000  1.3325
  Sn  1.9600  1.4500  0.8300
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [7.6072]
_cell_length_b [5.5242]
_cell_length_c [6.6169]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.2882]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [Tl2SnSb]
_chemical_formula_sum '[Tl4 Sn2 Sb2]'
_cell_volume [265.5044]
_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
[
  Tl  Tl0  2  0.1465  0.5000  0.8179  1.0
  Tl  Tl1  2  0.4554  0.5000  0.5218  1.0
  Sn  Sn2  2  0.1015  0.0000  0.0783  1.0
  Sb  Sb3  2  0.0070  0.5000  0.2646  1.0
]