data_[Na3Cd2Hg2Bi4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Cd  1.6900  1.5500  1.0900
  Hg  2.0000  1.5000  1.2450
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [4.8979]
_cell_length_b [4.8979]
_cell_length_c [16.4319]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [Na3Cd2(HgBi2)2]
_chemical_formula_sum '[Na3 Cd2 Hg2 Bi4]'
_cell_volume [341.3793]
_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
[
  Na  Na0  2  0.0000  0.0000  0.2673  1
  Na  Na1  1  0.0000  0.0000  0.0000  1
  Cd  Cd2  2  0.3333  0.6667  0.5666  1
  Hg  Hg3  2  0.3333  0.6667  0.1760  1
  Bi  Bi4  2  0.3333  0.6667  0.3767  1
  Bi  Bi5  2  0.3333  0.6667  0.8802  1
]