data_[Na6N2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  N  3.0400  0.6500  0.6300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-42_1m]
_cell_length_a [6.5066]
_cell_length_b [6.5066]
_cell_length_c [4.6651]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [113]
_chemical_formula_structural [Na3NO3]
_chemical_formula_sum '[Na6 N2 O6]'
_cell_volume [197.5009]
_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  0.2226  0.2774  0.9885  1.0
  Na  Na1  2  0.0000  0.0000  0.5000  1.0
  N  N2  2  0.0000  0.5000  0.6155  1.0
  O  O3  4  0.1174  0.3826  0.4693  1.0
  O  O4  2  0.0000  0.0000  0.0000  1.0
]