data_AlPb2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.54
_cell_length_b   5.54
_cell_length_c   3.2
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AlPb2
_chemical_formula_sum   'Al1 Pb2'
_cell_volume   85.11
_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
  Al  Al0  1  0.0  0.0  0.0  1.0
  Pb  Pb1  1  0.0  0.2  0.6  1.0
  Pb  Pb2  1  0.77  0.6  0.6  1.0

data_AlPb2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.2
_cell_length_b   5.54
_cell_length_c   5.54
_cell_angle_alpha   120.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AlPb2
_chemical_formula_sum   'Al1 Pb2'
_cell_volume   85.11
_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
  Al  Al0  1  0.0  0.0  0.0  1.0
  Pb  Pb1  1  0.6  0.0  0.2  1.0
  Pb  Pb2  1  0.6  0.77  0.6  1.0

Al Pb Pb
Al Pb Pb 0 1 o o - 0 2 - - o 0 2 - - - 1 2 - - o 