data_[Na4Li6Sn4]
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 [11.2168]
_cell_length_b [4.8620]
_cell_length_c [6.9872]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.0378]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na2Li3Sn2]
_chemical_formula_sum '[Na4 Li6 Sn4]'
_cell_volume [345.2466]
_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  0.1677  0.0000  0.7770  1.0
  Li  Li1  4  0.1386  0.5000  0.4480  1.0
  Li  Li2  2  0.0000  0.5000  0.0000  1.0
  Sn  Sn3  4  0.1135  0.0000  0.2111  1.0
]