data_[Na1Ce2Br8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ce  1.1200  1.8500  1.0800
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P-3]
_cell_length_a [7.8087]
_cell_length_b [7.8087]
_cell_length_c [21.8451]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [147]
_chemical_formula_structural [NaCe2Br8]
_chemical_formula_sum '[Na1 Ce2 Br8]'
_cell_volume [1153.5671]
_cell_formula_units_Z [1]
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
[
  Na  Na0  1  0.0000  0.0000  0.5000  1
  Ce  Ce1  2  0.3333  0.6667  0.5335  1
  Br  Br2  6  0.0599  0.3734  0.4404  1
  Br  Br3  2  0.3333  0.6667  0.6567  1
]