data_[Cs4K8Rb20Na4]
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 [Cmc2_1]
_cell_length_a [4.8557]
_cell_length_b [28.3139]
_cell_length_c [21.6160]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [CsK2Rb5Na]
_chemical_formula_sum '[Cs4 K8 Rb20 Na4]'
_cell_volume [2971.8438]
_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  0.0000  0.4564  0.3860  1.0
  Rb  Rb1  4  0.0000  0.0453  0.5397  1.0
  K  K2  4  0.0000  0.1219  0.3531  1.0
  K  K3  4  0.0000  0.1255  0.7169  1.0
  Rb  Rb4  4  0.0000  0.2892  0.3820  1.0
  Rb  Rb5  4  0.0000  0.2916  0.6893  1.0
  Rb  Rb6  4  0.0000  0.3025  0.0352  1.0
  Rb  Rb7  4  0.0000  0.4559  0.6844  1.0
  Na  Na8  4  0.0000  0.1311  0.0375  1.0
]