data_Ag2PbCl
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.43
_cell_length_b   3.43
_cell_length_c   7.7
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   93.06
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ag2PbCl
_chemical_formula_sum   'Ag2 Pb1 Cl1'
_cell_volume   90.64
_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
  Ag  Ag0  1  0.0  0.0  0.44  1.0
  Ag  Ag1  1  0.36  0.0  0.86  1.0
  Pb  Pb3  1  0.36  0.0  0.69  1.0
  Cl  Cl2  1  0.0  0.0  0.26  1.0

data_Ag2PbCl
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.43
_cell_length_b   3.43
_cell_length_c   7.7
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   93.06
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ag2PbCl
_chemical_formula_sum   'Ag2 Pb1 Cl1'
_cell_volume   90.64
_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
  Ag  Ag0  1  0.0  0.0  0.44  1.0
  Ag  Ag1  1  0.36  0.0  0.86  1.0
  Pb  Pb2  1  0.36  0.0  0.69  1.0
  Cl  Cl3  1  0.0  0.0  0.26  1.0

Ag Ag Pb Cl
Ag Ag Pb Cl 0 3 o o o 1 2 o o o 