data_[Rb4Tl2Ag4I12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Tl  1.6200  1.9000  1.3325
  Ag  1.9300  1.6000  1.0867
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.8174]
_cell_length_b [8.6718]
_cell_length_c [8.4878]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.3510]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2Tl(AgI3)2]
_chemical_formula_sum '[Rb4 Tl2 Ag4 I12]'
_cell_volume [1014.7745]
_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  0.2414  0.5000  0.1989  1.0
  Tl  Tl1  2  0.0000  0.5000  0.5000  1.0
  Ag  Ag2  4  0.0636  0.0000  0.1978  1.0
  I  I3  8  0.0575  0.2421  0.8134  1.0
  I  I4  4  0.2378  0.5000  0.6336  1.0
]