[CIF]
data_NaNi2Sn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.11395545
_cell_length_b   3.11395545
_cell_length_c   7.47793065
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaNi2Sn
_chemical_formula_sum   'Na1 Ni2 Sn1'
_cell_volume   72.51138881
_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  0.00000000  0.00000000  5.90163768  1
  Ni  Ni1  1  1.55697773  1.55697773  0.53635076  1
  Ni  Ni2  1  0.00000000  0.00000000  1.56044155  1
  Sn  Sn3  1  1.55697773  1.55697773  3.21846598  1
[/CIF]
