data_[Rb3Na6Dy3I18]
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
  Dy  1.2200  1.7500  1.1310
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [8.2434]
_cell_length_b [8.2434]
_cell_length_c [22.6975]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [RbNa2DyI6]
_chemical_formula_sum '[Rb3 Na6 Dy3 I18]'
_cell_volume [1335.7244]
_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
[
  Rb  Rb0  3  0.0000  0.0000  0.1906  1.0
  Na  Na1  3  0.0000  0.0000  0.4832  1.0
  Na  Na2  3  0.0000  0.0000  0.9987  1.0
  Dy  Dy3  3  0.0000  0.0000  0.6721  1.0
  I  I4  9  0.0022  0.3152  0.7441  1.0
  I  I5  9  0.0212  0.6119  0.2539  1.0
]