data_[Na4Ag8Pb4Br24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ag  1.9300  1.6000  1.0867
  Pb  2.3300  1.8000  1.1225
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [14.3174]
_cell_length_b [12.8473]
_cell_length_c [7.4547]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.7812]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [NaAg2PbBr6]
_chemical_formula_sum '[Na4 Ag8 Pb4 Br24]'
_cell_volume [1358.5944]
_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
[
  Na  Na0  4  0.0000  0.2883  0.7500  1.0
  Ag  Ag1  8  0.2475  0.4125  0.0585  1.0
  Pb  Pb2  4  0.0000  0.0828  0.2500  1.0
  Br  Br3  8  0.1182  0.1001  0.6207  1.0
  Br  Br4  8  0.1323  0.2234  0.0876  1.0
  Br  Br5  8  0.1472  0.4623  0.7417  1.0
]