data_[Cs2K16Na4]
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 [22.3720]
_cell_length_b [8.8356]
_cell_length_c [8.1326]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.2807]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Cs(K4Na)2]
_chemical_formula_sum '[Cs2 K16 Na4]'
_cell_volume [1586.5402]
_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  2  0.0000  0.0000  0.0000  1.0
  K  K1  8  0.1027  0.2502  0.5516  1.0
  K  K2  4  0.0977  0.5000  0.0453  1.0
  K  K3  4  0.2167  0.0000  0.1181  1.0
  Na  Na4  4  0.2434  0.5000  0.3750  1.0
]