data_[K6Cd3Hg3Cl18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Cd  1.6900  1.5500  1.0900
  Hg  2.0000  1.5000  1.2450
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [7.4334]
_cell_length_b [7.4334]
_cell_length_c [18.0049]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [K2CdHgCl6]
_chemical_formula_sum '[K6 Cd3 Hg3 Cl18]'
_cell_volume [861.5912]
_cell_formula_units_Z [3]
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
[
  K  K0  3  0.0000  0.0000  0.0487  1
  K  K1  3  0.0000  0.0000  0.5474  1
  Cd  Cd2  3  0.0000  0.0000  0.8152  1
  Hg  Hg3  3  0.0000  0.0000  0.3145  1
  Cl  Cl4  9  0.0036  0.5826  0.0732  1
  Cl  Cl5  9  0.0121  0.4247  0.5717  1
]