data_[Na6Ag2F12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ag  1.9300  1.6000  1.0867
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [5.6841]
_cell_length_b [5.9368]
_cell_length_c [9.9543]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.9229]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Na3AgF6]
_chemical_formula_sum '[Na6 Ag2 F12]'
_cell_volume [278.7331]
_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  0.2792  0.5616  0.2597  1.0
  Na  Na1  2  0.5000  0.0000  0.5000  1.0
  Ag  Ag2  2  0.0000  0.0000  0.0000  1.0
  F  F3  4  0.1008  0.5731  0.7360  1.0
  F  F4  4  0.2623  0.2092  0.5834  1.0
  F  F5  4  0.3628  0.6833  0.5602  1.0
]