data_[Rb3Ba6Tl6Pb6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ba  0.8900  2.1500  1.4900
  Tl  1.6200  1.9000  1.3325
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [5.6771]
_cell_length_b [5.6771]
_cell_length_c [32.0265]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [RbBa2(TlPb)2]
_chemical_formula_sum '[Rb3 Ba6 Tl6 Pb6]'
_cell_volume [893.9159]
_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  0.0000  1
  Ba  Ba1  6  0.0000  0.0000  0.1393  1
  Tl  Tl2  6  0.0000  0.0000  0.2640  1
  Pb  Pb3  6  0.0000  0.0000  0.4383  1
]