data_[Cs3Na6La3I18]
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
  La  1.1000  1.9500  1.1720
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [8.4044]
_cell_length_b [8.4044]
_cell_length_c [23.2029]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [CsNa2LaI6]
_chemical_formula_sum '[Cs3 Na6 La3 I18]'
_cell_volume [1419.3397]
_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  0.7983  1.0
  Na  Na1  3  0.0000  0.0000  0.5175  1.0
  Na  Na2  3  0.0000  0.0000  0.9996  1.0
  La  La3  3  0.0000  0.0000  0.3269  1.0
  I  I4  9  0.0048  0.3362  0.9232  1.0
  I  I5  9  0.1029  0.7578  0.0835  1.0
]