data_[Rb1Hg2Pb1Cl8]
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
  Pb  2.3300  1.8000  1.1225
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [6.8509]
_cell_length_b [6.9554]
_cell_length_c [9.2757]
_cell_angle_alpha [71.7663]
_cell_angle_beta [80.0760]
_cell_angle_gamma [85.0302]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbHg2PbCl8]
_chemical_formula_sum '[Rb1 Hg2 Pb1 Cl8]'
_cell_volume [413.2651]
_cell_formula_units_Z [1]
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  1  0.0000  0.0000  0.5000  1.0
  Hg  Hg1  2  0.4789  0.4742  0.7350  1.0
  Pb  Pb2  1  0.0000  0.0000  0.0000  1.0
  Cl  Cl3  2  0.1354  0.7295  0.2502  1.0
  Cl  Cl4  2  0.1987  0.7963  0.8142  1.0
  Cl  Cl5  2  0.3392  0.2424  0.9715  1.0
  Cl  Cl6  2  0.4071  0.2679  0.4931  1.0
]