data_[Cs2Na6Sr8I24]
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
  Sr  0.9500  2.0000  1.3200
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [Im-3]
_cell_length_a [12.3207]
_cell_length_b [12.3207]
_cell_length_c [12.3207]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [204]
_chemical_formula_structural [CsNa3Sr4I12]
_chemical_formula_sum '[Cs2 Na6 Sr8 I24]'
_cell_volume [1870.2936]
_cell_formula_units_Z [2]
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  2  0.0000  0.0000  0.0000  1.0
  Na  Na1  6  0.0000  0.0000  0.5000  1.0
  Sr  Sr2  8  0.2500  0.2500  0.2500  1.0
  I  I3  24  0.0000  0.1752  0.3092  1.0
]