data_[Rb6Ga3Bi3I18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ga  1.8100  1.3000  0.7600
  Bi  2.0200  1.6000  1.0350
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [8.7386]
_cell_length_b [8.7386]
_cell_length_c [21.5764]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [Rb2GaBiI6]
_chemical_formula_sum '[Rb6 Ga3 Bi3 I18]'
_cell_volume [1426.8982]
_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  0.4555  1.0
  Rb  Rb1  3  0.0000  0.0000  0.9600  1.0
  Ga  Ga2  3  0.0000  0.0000  0.1825  1.0
  Bi  Bi3  3  0.0000  0.0000  0.6794  1.0
  I  I4  9  0.0042  0.4275  0.4265  1.0
  I  I5  9  0.0946  0.7498  0.2605  1.0
]