data_[Rb16Cl4O4]
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/c]
_cell_length_a [9.0719]
_cell_length_b [17.8469]
_cell_length_c [7.9402]
_cell_angle_alpha [90.0000]
_cell_angle_beta [121.5281]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Rb4ClO]
_chemical_formula_sum '[Rb16 Cl4 O4]'
_cell_volume [1095.7885]
_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  0.1897  0.9495  0.1694  1
  Rb  Rb1  8  0.2231  0.8309  0.7720  1
  Cl  Cl2  4  0.0000  0.3204  0.2500  1
  O  O3  4  0.0000  0.0596  0.2500  1
]