data_[Na4Li8Sb8]
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
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [10.9563]
_cell_length_b [5.7117]
_cell_length_c [8.9277]
_cell_angle_alpha [90.0000]
_cell_angle_beta [120.8089]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Na(LiSb)2]
_chemical_formula_sum '[Na4 Li8 Sb8]'
_cell_volume [479.8479]
_cell_formula_units_Z [4]
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  0.0000  0.1794  0.2500  1.0
  Li  Li1  8  0.1079  0.3272  0.9592  1.0
  Sb  Sb2  8  0.1907  0.2664  0.6984  1.0
]