data_[Na4Li12O8]
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
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.5741]
_cell_length_b [3.1962]
_cell_length_c [7.3294]
_cell_angle_alpha [90.0000]
_cell_angle_beta [121.5496]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [NaLi3O2]
_chemical_formula_sum '[Na4 Li12 O8]'
_cell_volume [251.0196]
_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  0.1183  0.0000  0.0716  1.0
  Li  Li1  4  0.0265  0.0000  0.3577  1.0
  Li  Li2  4  0.1370  0.5000  0.7120  1.0
  Li  Li3  4  0.1723  0.5000  0.4343  1.0
  O  O4  4  0.0110  0.5000  0.7830  1.0
  O  O5  4  0.1913  0.0000  0.6252  1.0
]