data_AlSiPb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.11
_cell_length_b   6.11
_cell_length_c   6.11
_cell_angle_alpha   149.7
_cell_angle_beta   144.43
_cell_angle_gamma   47.41
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AlSiPb
_chemical_formula_sum   'Al1 Si1 Pb1'
_cell_volume   66.62
_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
  Al  Al0  1  0.0  0.0  0.43  1.0
  Si  Si2  1  0.0  0.0  0.02  1.0
  Pb  Pb1  1  0.0  0.0  0.73  1.0

data_AlSiPb
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.19
_cell_length_b   3.73
_cell_length_c   6.11
_cell_angle_alpha   107.79
_cell_angle_beta   105.15
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AlSiPb
_chemical_formula_sum   'Al1 Si1 Pb1'
_cell_volume   66.62
_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
  Al  Al0  1  0.57  0.57  0.57  1.0
  Si  Si1  1  0.98  0.98  0.98  1.0
  Pb  Pb2  1  0.27  0.27  0.27  1.0

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