data_[Ce4Ag2Cl12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Ag  1.9300  1.6000  1.0867
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [21.0347]
_cell_length_b [3.8778]
_cell_length_c [19.2093]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ce2AgCl6]
_chemical_formula_sum '[Ce4 Ag2 Cl12]'
_cell_volume [1566.8556]
_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
[
  Ce  Ce0  4  0.1500  0.0000  0.5289  1
  Ag  Ag1  2  0.0000  0.5000  0.5000  1
  Cl  Cl2  4  0.0829  0.5000  0.6096  1
  Cl  Cl3  4  0.1138  0.5000  0.4295  1
  Cl  Cl4  4  0.2420  0.5000  0.5750  1
]