data_[Na12Cl10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.9919]
_cell_length_b [12.0937]
_cell_length_c [6.9879]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.4874]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na6Cl5]
_chemical_formula_sum '[Na12 Cl10]'
_cell_volume [557.0367]
_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  8  0.2496  0.3330  0.7498  1.0
  Na  Na1  4  0.2488  0.5000  0.2510  1.0
  Cl  Cl2  4  0.0000  0.1661  0.5000  1.0
  Cl  Cl3  4  0.0000  0.3332  0.0000  1.0
  Cl  Cl4  2  0.0000  0.5000  0.5000  1.0
]