data_[Tl2Sn2Hg2Pb6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tl  1.6200  1.9000  1.3325
  Sn  1.9600  1.4500  0.8300
  Hg  2.0000  1.5000  1.2450
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.7886]
_cell_length_b [5.3754]
_cell_length_c [9.8937]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.1052]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [TlSnHgPb3]
_chemical_formula_sum '[Tl2 Sn2 Hg2 Pb6]'
_cell_volume [360.9724]
_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
[
  Tl  Tl0  2  0.1046  0.2500  0.7353  1.0
  Sn  Sn1  2  0.3699  0.7500  0.9139  1.0
  Hg  Hg2  2  0.1380  0.2500  0.4113  1.0
  Pb  Pb3  2  0.1336  0.2500  0.0790  1.0
  Pb  Pb4  2  0.3591  0.7500  0.5793  1.0
  Pb  Pb5  2  0.3930  0.7500  0.2448  1.0
]