data_[Ag2Pb2Cl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  Pb  2.3300  1.8000  1.1225
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [7.3068]
_cell_length_b [6.4672]
_cell_length_c [8.0713]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.8435]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [AgPbCl4]
_chemical_formula_sum '[Ag2 Pb2 Cl8]'
_cell_volume [356.4447]
_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
[
  Ag  Ag0  2  0.0000  0.0000  0.0000  1.0
  Pb  Pb1  2  0.5000  0.0000  0.5000  1.0
  Cl  Cl2  4  0.1271  0.2077  0.3720  1.0
  Cl  Cl3  4  0.3435  0.6489  0.6337  1.0
]