data_[K8Rb1Hg2O1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Rb  0.8200  2.3500  1.6600
  Hg  2.0000  1.5000  1.2450
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [7.1779]
_cell_length_b [7.8276]
_cell_length_c [12.0039]
_cell_angle_alpha [73.3367]
_cell_angle_beta [74.4949]
_cell_angle_gamma [75.0416]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [K8RbHg2O]
_chemical_formula_sum '[K8 Rb1 Hg2 O1]'
_cell_volume [610.4633]
_cell_formula_units_Z [1]
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  2  0.1246  0.9887  0.1945  1.0
  K  K1  2  0.1491  0.6110  0.5740  1.0
  K  K2  2  0.2553  0.1985  0.8669  1.0
  K  K3  2  0.2601  0.7009  0.9703  1.0
  Rb  Rb4  1  0.5000  0.0000  0.5000  1.0
  Hg  Hg5  2  0.3749  0.4764  0.2845  1.0
  O  O6  1  0.0000  0.0000  0.0000  1.0
]