data_[Na1Ce1Pb2Br8]
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
  Pb  2.3300  1.8000  1.1225
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [6.8852]
_cell_length_b [9.0379]
_cell_length_c [7.2327]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.6172]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [NaCe(PbBr4)2]
_chemical_formula_sum '[Na1 Ce1 Pb2 Br8]'
_cell_volume [450.0519]
_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  0.5000  0.0000  1.0
  Ce  Ce1  1  0.0000  0.0000  0.0000  1.0
  Pb  Pb2  2  0.5000  0.2591  0.5000  1.0
  Br  Br3  4  0.2328  0.2425  0.1555  1.0
  Br  Br4  2  0.2466  0.0000  0.6691  1.0
  Br  Br5  2  0.2630  0.5000  0.6600  1.0
]