data_[Rb3Na3Pb6Cl18]
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
  Pb  2.3300  1.8000  1.1225
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [7.5842]
_cell_length_b [7.5842]
_cell_length_c [19.8788]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [RbNa(PbCl3)2]
_chemical_formula_sum '[Rb3 Na3 Pb6 Cl18]'
_cell_volume [990.2373]
_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  0.2029  1
  Na  Na1  3  0.0000  0.0000  0.6833  1
  Pb  Pb2  3  0.0000  0.0000  0.4813  1
  Pb  Pb3  3  0.0000  0.0000  0.9901  1
  Cl  Cl4  9  0.0071  0.3159  0.0778  1
  Cl  Cl5  9  0.0276  0.6073  0.2484  1
]