data_[Rb3Na1N2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  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-3m1]
_cell_length_a [5.8162]
_cell_length_b [5.8162]
_cell_length_c [7.2790]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [Rb3Na(NO3)2]
_chemical_formula_sum '[Rb3 Na1 N2 O6]'
_cell_volume [213.2457]
_cell_formula_units_Z [1]
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
[
  Rb  Rb0  2  0.3333  0.6667  0.6766  1
  Rb  Rb1  1  0.0000  0.0000  0.0000  1
  Na  Na2  1  0.0000  0.0000  0.5000  1
  N  N3  2  0.3333  0.6667  0.2502  1
  O  O4  6  0.2021  0.4042  0.2889  1
]