data_[Cs16K2Na4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  K  0.8200  2.2000  1.5200
  Na  0.9300  1.8000  1.1600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.3835]
_cell_length_b [19.9806]
_cell_length_c [8.3434]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.5766]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Cs8KNa2]
_chemical_formula_sum '[Cs16 K2 Na4]'
_cell_volume [2149.1617]
_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
[
  Cs  Cs0  8  0.1968  0.1276  0.0912  1
  Cs  Cs1  4  0.0000  0.2433  0.5000  1
  Cs  Cs2  4  0.1183  0.5000  0.3113  1
  K  K3  2  0.0000  0.0000  0.5000  1
  Na  Na4  4  0.0000  0.3176  0.0000  1
]