data_[Ba2Na2Cl6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Na  0.9300  1.8000  1.1600
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [18.5211]
_cell_length_b [4.2441]
_cell_length_c [15.1856]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [BaNaCl3]
_chemical_formula_sum '[Ba2 Na2 Cl6]'
_cell_volume [1193.6626]
_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
[
  Ba  Ba0  2  0.5000  0.0000  0.9487  1
  Na  Na1  2  0.5000  0.0000  0.6739  1
  Cl  Cl2  4  0.4049  0.0000  0.5371  1
  Cl  Cl3  2  0.5000  0.0000  0.2900  1
]