data_[Na8Pb4Cl20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Pb  2.3300  1.8000  1.1225
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [5.5602]
_cell_length_b [13.9245]
_cell_length_c [13.2893]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Na2PbCl5]
_chemical_formula_sum '[Na8 Pb4 Cl20]'
_cell_volume [1028.8852]
_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  8  0.0000  0.1576  0.5675  1.0
  Pb  Pb1  4  0.0000  0.1777  0.2500  1.0
  Cl  Cl2  8  0.0000  0.0467  0.1026  1.0
  Cl  Cl3  8  0.0000  0.3085  0.0927  1.0
  Cl  Cl4  4  0.0000  0.2783  0.7500  1.0
]