data_CuPbCl
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.98
_cell_length_b   6.61
_cell_length_c   3.5
_cell_angle_alpha   80.96
_cell_angle_beta   69.32
_cell_angle_gamma   29.71
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CuPbCl
_chemical_formula_sum   'Cu1 Pb1 Cl1'
_cell_volume   70.89
_cell_formula_units_Z   1
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
  Cu  Cu1  1  0.91  0.94  0.21  1.0
  Pb  Pb2  1  0.91  0.94  0.91  1.0
  Cl  Cl0  1  0.91  0.94  0.54  1.0

data_CuPbCl
_symmetry_space_group_name_H-M   Cm
_cell_length_a   3.81
_cell_length_b   12.66
_cell_length_c   3.5
_cell_angle_alpha   90.0
_cell_angle_beta   122.99
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   CuPbCl
_chemical_formula_sum   'Cu2 Pb2 Cl2'
_cell_volume   141.79
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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
  Cu  Cu0  2  0.44  0.5  0.88  1.0
  Pb  Pb1  2  0.25  0.0  0.19  1.0
  Cl  Cl2  2  0.12  0.5  0.55  1.0

Cu Pb Cl
Cu Pb Cl 0 1 o o - 0 2 o o o 1 2 o o o 