data_[Rb8Cl4O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cl  3.1600  1.0000  0.7800
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.7547]
_cell_length_b [6.5639]
_cell_length_c [7.1672]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.4586]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2ClO3]
_chemical_formula_sum '[Rb8 Cl4 O12]'
_cell_volume [499.0748]
_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  0.1682  0.5000  0.7140  1
  Rb  Rb1  2  0.0000  0.0000  0.0000  1
  Rb  Rb2  2  0.0000  0.0000  0.5000  1
  Cl  Cl3  4  0.1409  0.5000  0.2202  1
  O  O4  8  0.1224  0.2498  0.2897  1
  O  O5  4  0.2222  0.0000  0.8322  1
]