data_[Na6Li4Sn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Li  0.9800  1.4500  0.9000
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [9.8117]
_cell_length_b [4.8130]
_cell_length_c [8.5546]
_cell_angle_alpha [90.0000]
_cell_angle_beta [96.7117]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na3(LiSn)2]
_chemical_formula_sum '[Na6 Li4 Sn4]'
_cell_volume [401.2126]
_cell_formula_units_Z [2]
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  4  0.2332  0.5000  0.2364  1.0
  Na  Na1  2  0.0000  0.0000  0.0000  1.0
  Li  Li2  4  0.1243  0.5000  0.5863  1.0
  Sn  Sn3  4  0.0683  0.0000  0.3635  1.0
]