data_FeSn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.5
_cell_length_b   6.5
_cell_length_c   6.0
_cell_angle_alpha   117.47
_cell_angle_beta   117.47
_cell_angle_gamma   28.93
_symmetry_Int_Tables_number   1
_chemical_formula_structural   FeSn
_chemical_formula_sum   'Fe3 Sn3'
_cell_volume   107.88
_cell_formula_units_Z   3
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
  Fe  Fe0  1  0.19  0.0  0.24  1.0
  Fe  Fe1  1  0.33  0.0  0.79  1.0
  Fe  Fe2  1  0.44  0.0  0.44  1.0
  Sn  Sn3  1  0.02  0.0  0.21  1.0
  Sn  Sn4  1  0.2  0.0  0.7  1.0
  Sn  Sn5  1  0.08  0.0  0.1  1.0

data_FeSn
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.25
_cell_length_b   6.0
_cell_length_c   6.5
_cell_angle_alpha   117.47
_cell_angle_beta   104.47
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   FeSn
_chemical_formula_sum   'Fe3 Sn3'
_cell_volume   107.88
_cell_formula_units_Z   3
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
  Fe  Fe0  1  0.0  0.24  0.19  1.0
  Fe  Fe1  1  0.0  0.44  0.44  1.0
  Fe  Fe2  1  0.0  0.79  0.33  1.0
  Sn  Sn3  1  0.0  0.1  0.08  1.0
  Sn  Sn4  1  0.0  0.21  0.02  1.0
  Sn  Sn5  1  0.0  0.7  0.2  1.0

Fe Fe Fe Sn Sn Sn