data_[Cs2K4Rb16Na2]
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
  Rb  0.8200  2.3500  1.6600
  Na  0.9300  1.8000  1.1600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.6777]
_cell_length_b [8.7942]
_cell_length_c [16.5453]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.7968]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [CsK2Rb8Na]
_chemical_formula_sum '[Cs2 K4 Rb16 Na2]'
_cell_volume [2126.5552]
_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  0.5000  0.5000  1.0
  Rb  Rb1  8  0.0035  0.2452  0.7758  1.0
  K  K2  4  0.1857  0.5000  0.0668  1.0
  Rb  Rb3  4  0.1906  0.0000  0.5662  1.0
  Rb  Rb4  4  0.2440  0.0000  0.2165  1.0
  Na  Na5  2  0.0000  0.0000  0.0000  1.0
]