data_[Cs8Cu4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Cu  1.9000  1.3500  0.8200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [6.5240]
_cell_length_b [5.9238]
_cell_length_c [12.7851]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [Cs2CuO2]
_chemical_formula_sum '[Cs8 Cu4 O8]'
_cell_volume [494.1024]
_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  0.0733  0.7500  0.3345  1.0
  Cs  Cs1  4  0.1834  0.7500  0.9543  1.0
  Cu  Cu2  4  0.2212  0.7500  0.6766  1.0
  O  O3  4  0.0321  0.2500  0.2525  1.0
  O  O4  4  0.2244  0.7500  0.5334  1.0
]