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 [7.2816]
_cell_length_b [7.8636]
_cell_length_c [11.8838]
_cell_angle_alpha [72.4907]
_cell_angle_beta [73.9926]
_cell_angle_gamma [74.5712]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [K8RbHg2O]
_chemical_formula_sum '[K8 Rb1 Hg2 O1]'
_cell_volume [611.2062]
_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  0.1239  0.9881  0.1957  1
  K  K1  2  0.1489  0.6113  0.5739  1
  K  K2  2  0.2551  0.1993  0.8658  1
  K  K3  2  0.2599  0.7002  0.9702  1
  Rb  Rb4  1  0.5000  0.0000  0.5000  1
  Hg  Hg5  2  0.3757  0.4778  0.2843  1
  O  O6  1  0.0000  0.0000  0.0000  1
]