data_[Bi4Pb8Cl28]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Bi  2.0200  1.6000  1.0350
  Pb  2.3300  1.8000  1.1225
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [16.1300]
_cell_length_b [8.4661]
_cell_length_c [10.8266]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.3758]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [BiPb2Cl7]
_chemical_formula_sum '[Bi4 Pb8 Cl28]'
_cell_volume [1248.6390]
_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
[
  Bi  Bi0  4  0.0000  0.0998  0.2500  1
  Pb  Pb1  8  0.2379  0.4765  0.8889  1
  Cl  Cl2  8  0.0892  0.1481  0.5432  1
  Cl  Cl3  8  0.1232  0.2312  0.9286  1
  Cl  Cl4  8  0.1963  0.1284  0.3292  1
  Cl  Cl5  4  0.0000  0.4011  0.2500  1
]