data_[Rb4Cd2Hg5]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cd  1.6900  1.5500  1.0900
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [8.8811]
_cell_length_b [4.8654]
_cell_length_c [10.4963]
_cell_angle_alpha [90.0000]
_cell_angle_beta [96.1415]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Rb4Cd2Hg5]
_chemical_formula_sum '[Rb4 Cd2 Hg5]'
_cell_volume [450.9457]
_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  2  0.2295  0.5000  0.1406  1
  Rb  Rb1  2  0.2762  0.5000  0.6510  1
  Cd  Cd2  2  0.0637  0.0000  0.3787  1
  Hg  Hg3  2  0.1044  0.0000  0.8874  1
  Hg  Hg4  2  0.3991  0.0000  0.3768  1
  Hg  Hg5  1  0.5000  0.0000  0.0000  1
]