data_[Pb4Cl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pb  2.3300  1.8000  1.1225
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P4bm]
_cell_length_a [8.3310]
_cell_length_b [8.3310]
_cell_length_c [18.6034]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [100]
_chemical_formula_structural [PbCl2]
_chemical_formula_sum '[Pb4 Cl8]'
_cell_volume [1291.1903]
_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
[
  Pb  Pb0  4  0.1596  0.3404  0.5044  1
  Cl  Cl1  4  0.1352  0.6352  0.4215  1
  Cl  Cl2  2  0.0000  0.0000  0.5330  1
  Cl  Cl3  2  0.0000  0.5000  0.6152  1
]