data_[Cs4Bi4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [8.4799]
_cell_length_b [9.6452]
_cell_length_c [6.0960]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.2567]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [CsBiO2]
_chemical_formula_sum '[Cs4 Bi4 O8]'
_cell_volume [416.9318]
_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  0.3590  0.2500  1.0
  Bi  Bi1  4  0.0000  0.0822  0.7500  1.0
  O  O2  8  0.1773  0.0551  0.2095  1.0
]