data_[Cs6K16Rb6]
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
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [7.4961]
_cell_length_b [14.7115]
_cell_length_c [22.6159]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Cs3K8Rb3]
_chemical_formula_sum '[Cs6 K16 Rb6]'
_cell_volume [2494.0394]
_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  4  0.0000  0.0000  0.1913  1
  Cs  Cs1  2  0.0000  0.0000  0.5000  1
  K  K2  8  0.0000  0.2685  0.3713  1
  K  K3  8  0.0000  0.3540  0.1878  1
  Rb  Rb4  4  0.0000  0.2211  0.0000  1
  Rb  Rb5  2  0.0000  0.5000  0.5000  1
]