data_[Na4Cd4In8Hg20]
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
  In  1.7800  1.5500  0.9400
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [3.6078]
_cell_length_b [17.0703]
_cell_length_c [16.0219]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [NaCdIn2Hg5]
_chemical_formula_sum '[Na4 Cd4 In8 Hg20]'
_cell_volume [986.7238]
_cell_formula_units_Z [4]
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  4  0.0000  0.4324  0.4437  1.0
  Cd  Cd1  4  0.0000  0.2143  0.0148  1.0
  In  In2  4  0.0000  0.0909  0.3325  1.0
  In  In3  4  0.0000  0.1715  0.6632  1.0
  Hg  Hg4  4  0.0000  0.0194  0.0978  1.0
  Hg  Hg5  4  0.0000  0.2722  0.3419  1.0
  Hg  Hg6  4  0.0000  0.3452  0.6783  1.0
  Hg  Hg7  4  0.0000  0.3876  0.9990  1.0
  Hg  Hg8  4  0.0000  0.4529  0.2529  1.0
]