data_[K6Hf9Hg3O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Hf  1.3000  1.5500  0.8500
  Hg  2.0000  1.5000  1.2450
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3m]
_cell_length_a [6.5509]
_cell_length_b [6.5509]
_cell_length_c [19.5272]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [K2Hf3HgO8]
_chemical_formula_sum '[K6 Hf9 Hg3 O24]'
_cell_volume [725.7156]
_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  0.1312  1.0
  K  K1  3  0.0000  0.0000  0.4944  1.0
  Hf  Hf2  9  0.0044  0.5022  0.9979  1.0
  Hg  Hg3  3  0.0000  0.0000  0.9287  1.0
  O  O4  9  0.0469  0.5235  0.2702  1.0
  O  O5  9  0.1830  0.3661  0.0485  1.0
  O  O6  3  0.0000  0.0000  0.2736  1.0
  O  O7  3  0.0000  0.0000  0.7150  1.0
]