data_[Rb10Tl2Pb12]
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
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.0501]
_cell_length_b [13.8573]
_cell_length_c [10.6573]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.8302]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb5TlPb6]
_chemical_formula_sum '[Rb10 Tl2 Pb12]'
_cell_volume [1159.1657]
_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  0.2017  0.5000  1
  Rb  Rb1  4  0.0000  0.3364  0.0000  1
  Rb  Rb2  2  0.0000  0.5000  0.5000  1
  Tl  Tl3  2  0.0000  0.0000  0.0000  1
  Pb  Pb4  8  0.1927  0.1154  0.2320  1
  Pb  Pb5  4  0.1410  0.0000  0.7494  1
]