data_Al2Sn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.66
_cell_length_b   5.66
_cell_length_c   5.66
_cell_angle_alpha   147.93
_cell_angle_beta   139.37
_cell_angle_gamma   52.68
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Al2Sn
_chemical_formula_sum   'Al2 Sn1'
_cell_volume   62.23
_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  0.95  1.0
  Al  Al1  1  0.0  0.0  0.19  1.0
  Sn  Sn2  1  0.0  0.0  0.0  1.0

data_Al2Sn
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.13
_cell_length_b   3.93
_cell_length_c   5.66
_cell_angle_alpha   110.31
_cell_angle_beta   106.04
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Al2Sn
_chemical_formula_sum   'Al2 Sn1'
_cell_volume   62.23
_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  0.05  0.05  0.05  1.0
  Al  Al1  1  0.81  0.81  0.81  1.0
  Sn  Sn2  1  0.0  0.0  0.0  1.0

Al Al Sn