data_[Cs6Rb2O16]
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 [I-42m]
_cell_length_a [8.1800]
_cell_length_b [8.1800]
_cell_length_c [9.2153]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [121]
_chemical_formula_structural [Cs3RbO8]
_chemical_formula_sum '[Cs6 Rb2 O16]'
_cell_volume [616.6215]
_cell_formula_units_Z [2]
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  0.5000  0.2500  1
  Cs  Cs1  2  0.0000  0.0000  0.0000  1
  Rb  Rb2  2  0.0000  0.0000  0.5000  1
  O  O3  8  0.1658  0.1658  0.2604  1
  O  O4  8  0.2383  0.7617  0.6239  1
]