data_[K18Hg3F24]
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
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [7.8582]
_cell_length_b [7.8582]
_cell_length_c [16.0358]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [K6HgF8]
_chemical_formula_sum '[K18 Hg3 F24]'
_cell_volume [857.5690]
_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  0.0207  0.6133  0.9171  1
  Hg  Hg1  3  0.0000  0.0000  0.0000  1
  F  F2  18  0.0127  0.7606  0.0852  1
  F  F3  6  0.0000  0.0000  0.3375  1
]