data_[Rb4Na8Hg4I24]
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
  Hg  2.0000  1.5000  1.2450
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [14.9491]
_cell_length_b [17.8271]
_cell_length_c [9.2014]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.5606]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [RbNa2HgI6]
_chemical_formula_sum '[Rb4 Na8 Hg4 I24]'
_cell_volume [2132.9806]
_cell_formula_units_Z [4]
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  4  0.0000  0.1058  0.2500  1.0
  Na  Na1  8  0.1221  0.4039  0.0996  1.0
  Hg  Hg2  4  0.0000  0.1600  0.7500  1.0
  I  I3  8  0.1063  0.4367  0.4339  1.0
  I  I4  8  0.1175  0.2310  0.0633  1.0
  I  I5  8  0.1406  0.0604  0.7076  1.0
]