data_[Rb6Tb3In3I18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Tb  1.1000  1.7500  0.9815
  In  1.7800  1.5500  0.9400
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [8.8788]
_cell_length_b [8.8788]
_cell_length_c [22.2506]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [Rb2TbInI6]
_chemical_formula_sum '[Rb6 Tb3 In3 I18]'
_cell_volume [1519.0738]
_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  0.4623  1.0
  Rb  Rb1  3  0.0000  0.0000  0.9711  1.0
  Tb  Tb2  3  0.0000  0.0000  0.6773  1.0
  In  In3  3  0.0000  0.0000  0.1826  1.0
  I  I4  9  0.0206  0.4176  0.4204  1.0
  I  I5  9  0.0850  0.7188  0.2612  1.0
]