data_[Rb4Na2Tl6Cl12]
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
  Tl  1.6200  1.9000  1.3325
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.9178]
_cell_length_b [13.6916]
_cell_length_c [7.8691]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.5386]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2Na(TlCl2)3]
_chemical_formula_sum '[Rb4 Na2 Tl6 Cl12]'
_cell_volume [803.9462]
_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
[
  Rb  Rb0  4  0.0000  0.3332  0.0000  1.0
  Na  Na1  2  0.0000  0.0000  0.0000  1.0
  Tl  Tl2  4  0.0000  0.1654  0.5000  1.0
  Tl  Tl3  2  0.0000  0.5000  0.5000  1.0
  Cl  Cl4  8  0.2276  0.1497  0.2330  1.0
  Cl  Cl5  4  0.2265  0.0000  0.7494  1.0
]