data_[Na2Li2Al2F12]
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
  Al  1.6100  1.2500  0.6750
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P4_2nm]
_cell_length_a [4.8103]
_cell_length_b [4.8103]
_cell_length_c [9.3660]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [102]
_chemical_formula_structural [NaLiAlF6]
_chemical_formula_sum '[Na2 Li2 Al2 F12]'
_cell_volume [216.7232]
_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  2  0.0000  0.0000  0.6698  1.0
  Li  Li1  2  0.0000  0.0000  0.0001  1.0
  Al  Al2  2  0.0000  0.0000  0.3312  1.0
  F  F3  4  0.1748  0.8252  0.1851  1.0
  F  F4  4  0.1948  0.8052  0.4665  1.0
  F  F5  4  0.2327  0.7673  0.8479  1.0
]