data_[Rb4Na2Ce2Br12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  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 [P2_1/c]
_cell_length_a [7.9725]
_cell_length_b [8.3183]
_cell_length_c [13.8804]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.6402]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Rb2NaCeBr6]
_chemical_formula_sum '[Rb4 Na2 Ce2 Br12]'
_cell_volume [757.3434]
_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
[
  Rb  Rb0  4  0.2718  0.0664  0.2512  1.0
  Na  Na1  2  0.5000  0.0000  0.0000  1.0
  Ce  Ce2  2  0.0000  0.0000  0.5000  1.0
  Br  Br3  4  0.1560  0.0231  0.7474  1.0
  Br  Br4  4  0.2420  0.7088  0.5470  1.0
  Br  Br5  4  0.3417  0.1984  0.5466  1.0
]