data_HgPbCl2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.28
_cell_length_b   4.25
_cell_length_c   7.27
_cell_angle_alpha   90.0
_cell_angle_beta   106.07
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   HgPbCl2
_chemical_formula_sum   'Hg1 Pb1 Cl2'
_cell_volume   127.1
_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
  Hg  Hg2  1  0.95  0.0  0.66  1.0
  Pb  Pb3  1  0.88  0.12  0.9  1.0
  Cl  Cl0  1  0.04  0.0  0.62  1.0
  Cl  Cl1  1  0.82  0.12  0.3  1.0

data_HgPbCl2
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.25
_cell_length_b   4.28
_cell_length_c   7.27
_cell_angle_alpha   106.07
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   HgPbCl2
_chemical_formula_sum   'Hg1 Pb1 Cl2'
_cell_volume   127.1
_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
  Hg  Hg0  1  0.0  0.05  0.34  1.0
  Pb  Pb1  1  0.88  0.12  0.1  1.0
  Cl  Cl2  1  0.0  0.96  0.38  1.0
  Cl  Cl3  1  0.88  0.18  0.7  1.0

Hg Pb Cl Cl