data_[Cs16Rb4O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Rb  0.8200  2.3500  1.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [5.3199]
_cell_length_b [26.6687]
_cell_length_c [12.9433]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Cs4RbO]
_chemical_formula_sum '[Cs16 Rb4 O4]'
_cell_volume [1836.3430]
_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
[
  Cs  Cs0  4  0.0000  0.0701  0.7524  1.0
  Cs  Cs1  4  0.0000  0.3162  0.0422  1.0
  Cs  Cs2  4  0.0000  0.3282  0.3543  1.0
  Cs  Cs3  4  0.0000  0.4689  0.0342  1.0
  Rb  Rb4  4  0.0000  0.1304  0.2004  1.0
  O  O5  4  0.0000  0.3921  0.1831  1.0
]