data_[Rb4Hg2Bi2Pb2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Hg  2.0000  1.5000  1.2450
  Bi  2.0200  1.6000  1.0350
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [9.2435]
_cell_length_b [5.2312]
_cell_length_c [9.3340]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.7975]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Rb2HgBiPb]
_chemical_formula_sum '[Rb4 Hg2 Bi2 Pb2]'
_cell_volume [427.2744]
_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  0.1192  0.7500  0.3717  1
  Rb  Rb1  2  0.3115  0.7500  0.9424  1
  Hg  Hg2  2  0.0888  0.2500  0.0637  1
  Bi  Bi3  2  0.3656  0.2500  0.6537  1
  Pb  Pb4  2  0.4216  0.2500  0.3305  1
]