data_[Sn4Cl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sn  1.9600  1.4500  0.8300
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Pmm2]
_cell_length_a [3.9566]
_cell_length_b [19.6351]
_cell_length_c [19.6013]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [25]
_chemical_formula_structural [SnCl2]
_chemical_formula_sum '[Sn4 Cl8]'
_cell_volume [1522.7828]
_cell_formula_units_Z [4]
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
[
  Sn  Sn0  2  0.5000  0.1304  0.4317  1
  Sn  Sn1  2  0.5000  0.3701  0.5687  1
  Cl  Cl2  2  0.0000  0.0959  0.5136  1
  Cl  Cl3  2  0.0000  0.4062  0.4878  1
  Cl  Cl4  2  0.5000  0.2517  0.4974  1
  Cl  Cl5  1  0.5000  0.0000  0.3835  1
  Cl  Cl6  1  0.5000  0.5000  0.6183  1
]