data_Na2LiSn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.11
_cell_length_b   6.11
_cell_length_c   6.11
_cell_angle_alpha   144.36
_cell_angle_beta   130.08
_cell_angle_gamma   62.83
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2LiSn
_chemical_formula_sum   'Na2 Li1 Sn1'
_cell_volume   100.72
_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
  Na  Na1  1  0.0  0.58  0.6  1.0
  Na  Na2  1  0.87  0.0  0.62  1.0
  Li  Li0  1  0.0  0.0  0.0  1.0
  Sn  Sn3  1  0.0  0.0  0.22  1.0

data_Na2LiSn
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.74
_cell_length_b   5.16
_cell_length_c   6.11
_cell_angle_alpha   114.96
_cell_angle_beta   107.82
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2LiSn
_chemical_formula_sum   'Na2 Li1 Sn1'
_cell_volume   100.72
_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
  Na  Na0  1  0.25  0.38  0.25  1.0
  Na  Na1  1  0.4  0.98  0.98  1.0
  Li  Li2  1  0.0  0.0  0.0  1.0
  Sn  Sn3  1  0.78  0.78  0.78  1.0

Na Na Li Sn