data_PtPb2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.07
_cell_length_b   5.07
_cell_length_c   6.57
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   PtPb2
_chemical_formula_sum   'Pt2 Pb4'
_cell_volume   146.0
_cell_formula_units_Z   2
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
  Pt  Pt4  1  0.0  0.92  0.64  1.0
  Pt  Pt5  1  0.53  0.46  0.93  1.0
  Pb  Pb0  1  0.0  0.0  0.29  1.0
  Pb  Pb1  1  0.0  0.0  0.0  1.0
  Pb  Pb2  1  0.0  0.92  0.93  1.0
  Pb  Pb3  1  0.53  0.46  0.64  1.0

data_PtPb2
_symmetry_space_group_name_H-M   P1
_cell_length_a   5.07
_cell_length_b   5.07
_cell_length_c   6.57
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   PtPb2
_chemical_formula_sum   'Pt2 Pb4'
_cell_volume   146.0
_cell_formula_units_Z   2
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
  Pt  Pt0  1  0.0  0.92  0.64  1.0
  Pt  Pt1  1  0.53  0.46  0.93  1.0
  Pb  Pb2  1  0.0  0.0  0.0  1.0
  Pb  Pb3  1  0.0  0.0  0.29  1.0
  Pb  Pb4  1  0.0  0.92  0.93  1.0
  Pb  Pb5  1  0.53  0.46  0.64  1.0

Pt Pt Pb Pb Pb Pb