data_[Ba6Ce4Se4O10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Ce  1.1200  1.8500  1.0800
  Se  2.5500  1.1500  1.0133
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [4.5256]
_cell_length_b [4.5256]
_cell_length_c [26.0360]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Ba3Ce2Se2O5]
_chemical_formula_sum '[Ba6 Ce4 Se4 O10]'
_cell_volume [533.2529]
_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
[
  Ba  Ba0  4  0.0000  0.0000  0.1740  1
  Ba  Ba1  2  0.0000  0.0000  0.0000  1
  Ce  Ce2  4  0.0000  0.0000  0.4159  1
  Se  Se3  4  0.0000  0.0000  0.3023  1
  O  O4  8  0.0000  0.5000  0.0823  1
  O  O5  2  0.0000  0.0000  0.5000  1
]