data_[Tl2I2Cl4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tl  1.6200  1.9000  1.3325
  I  2.6600  1.4000  1.2733
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Pnc2]
_cell_length_a [18.3880]
_cell_length_b [3.8356]
_cell_length_c [14.5649]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [30]
_chemical_formula_structural [TlICl2]
_chemical_formula_sum '[Tl2 I2 Cl4]'
_cell_volume [1027.2511]
_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  0.0000  0.0000  0.3540  1
  I  I1  2  0.0000  0.0000  0.1659  1
  Cl  Cl2  4  0.0921  0.0282  0.9122  1
]