data_[Na3Pu3F18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Pu  1.2800  1.7500  0.9675
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [5.5389]
_cell_length_b [5.5389]
_cell_length_c [15.7938]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [NaPuF6]
_chemical_formula_sum '[Na3 Pu3 F18]'
_cell_volume [419.6229]
_cell_formula_units_Z [3]
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  3  0.0000  0.0000  0.0000  1
  Pu  Pu1  3  -0.0000  0.0000  0.5000  1
  F  F2  18  0.0169  0.6388  0.2434  1
]