data_BeFeSn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.84
_cell_length_b   4.81
_cell_length_c   3.02
_cell_angle_alpha   72.31
_cell_angle_beta   71.17
_cell_angle_gamma   36.52
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BeFeSn
_chemical_formula_sum   'Be1 Fe1 Sn1'
_cell_volume   39.52
_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
  Be  Be0  1  0.1  0.17  0.31  1.0
  Fe  Fe1  1  0.1  0.17  0.49  1.0
  Sn  Sn2  1  0.1  0.17  0.85  1.0

data_BeFeSn
_symmetry_space_group_name_H-M   Imm2
_cell_length_a   3.02
_cell_length_b   8.65
_cell_length_c   3.02
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   44
_chemical_formula_structural   BeFeSn
_chemical_formula_sum   'Be2 Fe2 Sn2'
_cell_volume   79.09
_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, y, z'
  4  'x, -y, z'
  5  'x+1/2, y+1/2, z+1/2'
  6  '-x+1/2, -y+1/2, z+1/2'
  7  '-x+1/2, y+1/2, z+1/2'
  8  'x+1/2, -y+1/2, z+1/2'
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
  Be  Be0  2  0.0  0.5  0.41  1.0
  Fe  Fe1  2  0.0  0.5  0.59  1.0
  Sn  Sn2  2  0.0  0.5  0.95  1.0

Be Fe Sn
Be Fe Sn 0 1 o o o 1 2 o o o 