data_[Rb4Cu8Bi4I24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cu  1.9000  1.3500  0.8200
  Bi  2.0200  1.6000  1.0350
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [14.2321]
_cell_length_b [14.6332]
_cell_length_c [7.8559]
_cell_angle_alpha [90.0000]
_cell_angle_beta [96.5017]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [RbCu2BiI6]
_chemical_formula_sum '[Rb4 Cu8 Bi4 I24]'
_cell_volume [1625.5602]
_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  4  0.0000  0.0844  0.7500  1
  Cu  Cu1  8  0.1749  0.4207  0.7930  1
  Bi  Bi2  4  0.0000  0.2829  0.2500  1
  I  I3  8  0.1193  0.2810  0.6045  1
  I  I4  8  0.1352  0.1205  0.1622  1
  I  I5  8  0.1423  0.4282  0.1161  1
]