data_[Na6Sn2Cl12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Sn  1.9600  1.4500  0.8300
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [6.9018]
_cell_length_b [7.3319]
_cell_length_c [12.3471]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.3095]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Na3SnCl6]
_chemical_formula_sum '[Na6 Sn2 Cl12]'
_cell_volume [522.1639]
_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
[
  Na  Na0  4  0.2906  0.5796  0.2607  1.0
  Na  Na1  2  0.5000  0.0000  0.5000  1.0
  Sn  Sn2  2  0.0000  0.0000  0.0000  1.0
  Cl  Cl3  4  0.0921  0.5673  0.7364  1.0
  Cl  Cl4  4  0.2578  0.1996  0.5832  1.0
  Cl  Cl5  4  0.3774  0.6832  0.5667  1.0
]