data_[Rb4Cu8I8Cl4]
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
  I  2.6600  1.4000  1.2733
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [10.8391]
_cell_length_b [14.2606]
_cell_length_c [5.2347]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [RbCu2I2Cl]
_chemical_formula_sum '[Rb4 Cu8 I8 Cl4]'
_cell_volume [809.1463]
_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  0.2743  0.7500  1
  Cu  Cu1  8  0.1599  0.0000  0.0000  1
  I  I2  8  0.2194  0.3731  0.2500  1
  Cl  Cl3  4  0.0000  0.0878  0.2500  1
]