data_[Cs4Na8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Na  0.9300  1.8000  1.1600
]
_symmetry_space_group_name_H-M [P6_3/mmc]
_cell_length_a [7.7574]
_cell_length_b [7.7574]
_cell_length_c [12.9660]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [194]
_chemical_formula_structural [CsNa2]
_chemical_formula_sum '[Cs4 Na8]'
_cell_volume [675.7227]
_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
[
  Cs  Cs0  4  0.3333  0.6667  0.9371  1.0
  Na  Na1  6  0.1654  0.3308  0.2500  1.0
  Na  Na2  2  0.0000  0.0000  0.0000  1.0
]