data_SiPbAu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.28
_cell_length_b   6.28
_cell_length_c   6.28
_cell_angle_alpha   148.42
_cell_angle_beta   148.42
_cell_angle_gamma   45.26
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SiPbAu
_chemical_formula_sum   'Si1 Pb1 Au1'
_cell_volume   67.62
_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
  Si  Si2  1  0.0  0.0  0.28  1.0
  Pb  Pb1  1  0.0  0.0  0.85  1.0
  Au  Au0  1  0.0  0.0  0.46  1.0

data_SiPbAu
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.83
_cell_length_b   4.83
_cell_length_c   6.28
_cell_angle_alpha   90.0
_cell_angle_beta   112.63
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   SiPbAu
_chemical_formula_sum   'Si2 Pb2 Au2'
_cell_volume   135.24
_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
  Si  Si0  2  0.28  0.0  0.28  1.0
  Pb  Pb1  2  0.35  0.5  0.85  1.0
  Au  Au2  2  0.46  0.0  0.46  1.0

Si Pb Au