data_[Cs4Rb8Tl2Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Rb  0.8200  2.3500  1.6600
  Tl  1.6200  1.9000  1.3325
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.7764]
_cell_length_b [9.5465]
_cell_length_c [6.7225]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.2033]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Cs2Rb4TlPb2]
_chemical_formula_sum '[Cs4 Rb8 Tl2 Pb4]'
_cell_volume [1028.4783]
_cell_formula_units_Z [2]
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
[
  Cs  Cs0  4  0.1429  0.5000  0.6980  1.0
  Rb  Rb1  8  0.1311  0.2204  0.1838  1.0
  Tl  Tl2  2  0.0000  0.0000  0.5000  1.0
  Pb  Pb3  4  0.1798  0.0000  0.7195  1.0
]