data_[Cs4Ce8Ag4S20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Ce  1.1200  1.8500  1.0800
  Ag  1.9300  1.6000  1.0867
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [I4/mcm]
_cell_length_a [7.8409]
_cell_length_b [7.8409]
_cell_length_c [14.8996]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [140]
_chemical_formula_structural [CsCe2AgS5]
_chemical_formula_sum '[Cs4 Ce8 Ag4 S20]'
_cell_volume [916.0094]
_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  0.0000  0.2500  1.0
  Ce  Ce1  8  0.1664  0.6664  0.5000  1.0
  Ag  Ag2  4  0.0000  0.5000  0.2500  1.0
  S  S3  16  0.1421  0.3579  0.3856  1.0
  S  S4  4  0.0000  0.0000  0.0000  1.0
]