data_[Cs4K4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  K  0.8200  2.2000  1.5200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [7.3291]
_cell_length_b [7.5341]
_cell_length_c [7.0298]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.3480]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [CsKO2]
_chemical_formula_sum '[Cs4 K4 O8]'
_cell_volume [383.0144]
_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  0.1067  0.2500  1.0
  K  K1  4  0.0000  0.4009  0.7500  1.0
  O  O2  8  0.2389  0.1676  0.9369  1.0
]