data_[Rb8Cd12Bi20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cd  1.6900  1.5500  1.0900
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [Ibam]
_cell_length_a [12.2455]
_cell_length_b [15.6353]
_cell_length_c [7.6081]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [72]
_chemical_formula_structural [Rb2Cd3Bi5]
_chemical_formula_sum '[Rb8 Cd12 Bi20]'
_cell_volume [1456.6673]
_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
[
  Rb  Rb0  8  0.2386  0.1303  0.0000  1.0
  Cd  Cd1  8  0.1364  0.3839  0.0000  1.0
  Cd  Cd2  4  0.0000  0.0000  0.2500  1.0
  Bi  Bi3  8  0.0000  0.2687  0.2500  1.0
  Bi  Bi4  8  0.1205  0.1211  0.5000  1.0
  Bi  Bi5  4  0.0000  0.5000  0.2500  1.0
]