data_[Ce8F20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [13.2292]
_cell_length_b [4.7313]
_cell_length_c [6.9745]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.9468]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Ce2F5]
_chemical_formula_sum '[Ce8 F20]'
_cell_volume [429.9829]
_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
[
  Ce  Ce0  8  0.1105  0.3066  0.0855  1
  F  F1  8  0.0840  0.1712  0.4317  1
  F  F2  8  0.2174  0.3932  0.8329  1
  F  F3  4  0.0000  0.3573  0.7500  1
]