data_[Rb3Na2Ce1F9]
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
  Ce  1.1200  1.8500  1.0800
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [6.3400]
_cell_length_b [6.3400]
_cell_length_c [8.1884]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [Rb3Na2CeF9]
_chemical_formula_sum '[Rb3 Na2 Ce1 F9]'
_cell_volume [285.0401]
_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  0.7513  1
  Rb  Rb1  1  0.0000  0.0000  0.0000  1
  Na  Na2  2  0.3333  0.6667  0.1586  1
  Ce  Ce3  1  0.0000  0.0000  0.5000  1
  F  F4  6  0.1588  0.8412  0.3414  1
  F  F5  3  0.0000  0.5000  0.0000  1
]