data_[K10Hg2O8]
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
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.2958]
_cell_length_b [4.1091]
_cell_length_c [9.0425]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.0552]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K5HgO4]
_chemical_formula_sum '[K10 Hg2 O8]'
_cell_volume [492.3152]
_cell_formula_units_Z [2]
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  4  0.1571  0.0000  0.8587  1.0
  K  K1  4  0.2138  0.0000  0.3275  1.0
  K  K2  2  0.0000  0.5000  0.5000  1.0
  Hg  Hg3  2  0.0000  0.5000  0.0000  1.0
  O  O4  4  0.1371  0.0000  0.5572  1.0
  O  O5  4  0.1483  0.5000  0.0505  1.0
]