data_[Rb2Tl2Sn4Pb2]
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
  Sn  1.9600  1.4500  0.8300
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [4.9353]
_cell_length_b [5.0096]
_cell_length_c [15.0710]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [RbTlSn2Pb]
_chemical_formula_sum '[Rb2 Tl2 Sn4 Pb2]'
_cell_volume [372.6107]
_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  2  0.0000  0.0000  0.4428  1.0
  Tl  Tl1  2  0.0000  0.0000  0.8291  1.0
  Sn  Sn2  2  0.0000  0.0000  0.0628  1.0
  Sn  Sn3  2  0.0000  0.5000  0.6880  1.0
  Pb  Pb4  2  0.0000  0.5000  0.1894  1.0
]