data_[Na9Ce3Bi9Se24]
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
  Bi  2.0200  1.6000  1.0350
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [8.4577]
_cell_length_b [8.4577]
_cell_length_c [21.4221]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Na3CeBi3Se8]
_chemical_formula_sum '[Na9 Ce3 Bi9 Se24]'
_cell_volume [1327.0846]
_cell_formula_units_Z [3]
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  9  0.0000  0.5000  0.5000  1.0
  Ce  Ce1  3  0.0000  0.0000  0.0000  1.0
  Bi  Bi2  9  0.0000  0.5000  0.0000  1.0
  Se  Se3  18  0.0085  0.5042  0.7428  1.0
  Se  Se4  6  0.0000  0.0000  0.2537  1.0
]