data_[Rb8Tl20Pt12]
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
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.6641]
_cell_length_b [7.0840]
_cell_length_c [10.9798]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.4481]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2Tl5Pt3]
_chemical_formula_sum '[Rb8 Tl20 Pt12]'
_cell_volume [1182.6299]
_cell_formula_units_Z [4]
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  0.1155  0.0000  0.8765  1
  Rb  Rb1  4  0.1306  0.5000  0.3725  1
  Tl  Tl2  8  0.2344  0.2494  0.7493  1
  Tl  Tl3  4  0.0000  0.2545  0.5000  1
  Tl  Tl4  4  0.0904  0.5000  0.9737  1
  Tl  Tl5  4  0.1241  0.0000  0.2637  1
  Pt  Pt6  4  0.0000  0.1987  0.0000  1
  Pt  Pt7  4  0.1149  0.5000  0.7447  1
  Pt  Pt8  4  0.1229  0.0000  0.5135  1
]