data_As2PbCl
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.82
_cell_length_b   6.82
_cell_length_c   6.82
_cell_angle_alpha   148.53
_cell_angle_beta   143.38
_cell_angle_gamma   49.04
_symmetry_Int_Tables_number   1
_chemical_formula_structural   As2PbCl
_chemical_formula_sum   'As2 Pb1 Cl1'
_cell_volume   98.47
_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
  As  As0  1  0.85  0.0  0.35  1.0
  As  As1  1  0.0  0.14  0.86  1.0
  Pb  Pb3  1  0.0  0.0  0.21  1.0
  Cl  Cl2  1  0.0  0.0  0.0  1.0

data_As2PbCl
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.7
_cell_length_b   4.29
_cell_length_c   6.82
_cell_angle_alpha   108.31
_cell_angle_beta   105.74
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   As2PbCl
_chemical_formula_sum   'As2 Pb1 Cl1'
_cell_volume   98.47
_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
  As  As0  1  0.0  0.35  0.5  1.0
  As  As1  1  0.86  0.71  0.71  1.0
  Pb  Pb2  1  0.0  0.21  0.21  1.0
  Cl  Cl3  1  0.0  0.0  0.0  1.0

As As Pb Cl