data_[Cs3Na6Sb3F18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Na  0.9300  1.8000  1.1600
  Sb  2.0500  1.4500  0.8300
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [6.2883]
_cell_length_b [6.2883]
_cell_length_c [15.7057]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [CsNa2SbF6]
_chemical_formula_sum '[Cs3 Na6 Sb3 F18]'
_cell_volume [537.8446]
_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
[
  Cs  Cs0  3  0.0000  0.0000  0.7824  1.0
  Na  Na1  3  0.0000  0.0000  0.0087  1.0
  Na  Na2  3  0.0000  0.0000  0.5316  1.0
  Sb  Sb3  3  0.0000  0.0000  0.3144  1.0
  F  F4  9  0.0114  0.3596  0.2691  1.0
  F  F5  9  0.1387  0.7454  0.0724  1.0
]