data_MgFeSn2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.02
_cell_length_b   7.02
_cell_length_c   7.02
_cell_angle_alpha   155.28
_cell_angle_beta   145.01
_cell_angle_gamma   43.32
_symmetry_Int_Tables_number   1
_chemical_formula_structural   MgFeSn2
_chemical_formula_sum   'Mg1 Fe1 Sn2'
_cell_volume   82.83
_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
  Mg  Mg1  1  0.0  0.0  0.84  1.0
  Fe  Fe0  1  0.5  0.0  0.48  1.0
  Sn  Sn2  1  0.5  0.0  0.08  1.0
  Sn  Sn3  1  0.0  0.0  0.17  1.0

data_MgFeSn2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.01
_cell_length_b   4.22
_cell_length_c   7.02
_cell_angle_alpha   107.5
_cell_angle_beta   102.36
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   MgFeSn2
_chemical_formula_sum   'Mg1 Fe1 Sn2'
_cell_volume   82.83
_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
  Mg  Mg0  1  0.16  0.16  0.16  1.0
  Fe  Fe1  1  0.02  0.52  0.02  1.0
  Sn  Sn2  1  0.42  0.92  0.42  1.0
  Sn  Sn3  1  0.83  0.83  0.83  1.0

Mg Fe Sn Sn