data_[K24Hg9]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [12.0037]
_cell_length_b [12.0037]
_cell_length_c [15.5785]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [K8Hg3]
_chemical_formula_sum '[K24 Hg9]'
_cell_volume [1943.9531]
_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  18  0.0468  0.7824  0.1161  1.0
  K  K1  6  0.0000  0.0000  0.3611  1.0
  Hg  Hg2  9  0.0000  0.5000  0.0000  1.0
]