data_[Cs1Na2Se2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Na  0.9300  1.8000  1.1600
  Se  2.5500  1.1500  1.0133
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [5.9705]
_cell_length_b [6.4471]
_cell_length_c [6.7249]
_cell_angle_alpha [81.3670]
_cell_angle_beta [64.8563]
_cell_angle_gamma [66.5389]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [CsNa2(SeO3)2]
_chemical_formula_sum '[Cs1 Na2 Se2 O6]'
_cell_volume [214.8995]
_cell_formula_units_Z [1]
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  1  0.0000  0.5000  0.5000  1.0
  Na  Na1  2  0.3603  0.8925  0.2563  1.0
  Se  Se2  2  0.2298  0.7487  0.8445  1.0
  O  O3  2  0.1124  0.9262  0.6646  1.0
  O  O4  2  0.3886  0.4861  0.7191  1.0
  O  O5  2  0.4676  0.8241  0.8569  1.0
]