data_SnBi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.04
_cell_length_b   6.04
_cell_length_c   6.04
_cell_angle_alpha   33.8
_cell_angle_beta   33.8
_cell_angle_gamma   33.8
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SnBi
_chemical_formula_sum   'Sn1 Bi1'
_cell_volume   60.69
_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
  Sn  Sn1  1  0.0  0.0  0.0  1.0
  Bi  Bi0  1  0.0  0.0  0.53  1.0

data_SnBi
_symmetry_space_group_name_H-M   Cm
_cell_length_a   6.08
_cell_length_b   3.51
_cell_length_c   6.04
_cell_angle_alpha   90.0
_cell_angle_beta   109.62
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   SnBi
_chemical_formula_sum   'Sn2 Bi2'
_cell_volume   121.39
_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
  Sn  Sn0  2  0.0  0.0  0.0  1.0
  Bi  Bi1  2  0.0  0.0  0.47  1.0

Sn Bi
Sn Bi 0 1 o - o 0 1 - o o 0 1 o o - 0 1 o o o 0 0 o + - 0 0 + - o 0 0 + o - 1 1 o + - 1 1 + - o 1 1 + o - 