data_[Cs4Sn2Se2O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Sn  1.9600  1.4500  0.8300
  Se  2.5500  1.1500  1.0133
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [8.1252]
_cell_length_b [4.4330]
_cell_length_c [11.3300]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.2848]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Cs2SnSeO]
_chemical_formula_sum '[Cs4 Sn2 Se2 O2]'
_cell_volume [385.1938]
_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  2  0.2109  0.2500  0.4526  1
  Cs  Cs1  2  0.3709  0.7500  0.1298  1
  Sn  Sn2  2  0.0956  0.2500  0.8357  1
  Se  Se3  2  0.2439  0.7500  0.7429  1
  O  O4  2  0.1478  0.7500  0.2802  1
]