data_[Rb2Tl4Hg2Pb2]
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
  Hg  2.0000  1.5000  1.2450
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [5.2222]
_cell_length_b [5.3189]
_cell_length_c [13.0715]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [RbTl2HgPb]
_chemical_formula_sum '[Rb2 Tl4 Hg2 Pb2]'
_cell_volume [363.0813]
_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  0.5608  1.0
  Tl  Tl1  2  0.0000  0.0000  0.9439  1.0
  Tl  Tl2  2  0.0000  0.5000  0.8043  1.0
  Hg  Hg3  2  0.0000  0.0000  0.1739  1.0
  Pb  Pb4  2  0.0000  0.5000  0.3051  1.0
]