data_[K5Rb4Hg2]
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
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [11.4770]
_cell_length_b [4.9199]
_cell_length_c [13.2313]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.5950]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [K5(Rb2Hg)2]
_chemical_formula_sum '[K5 Rb4 Hg2]'
_cell_volume [740.5643]
_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  0.1584  0.0000  0.1411  1.0
  Rb  Rb1  2  0.1769  0.5000  0.8196  1.0
  Rb  Rb2  2  0.1985  0.5000  0.4431  1.0
  K  K3  2  0.4660  0.0000  0.6657  1.0
  K  K4  1  0.5000  0.0000  0.0000  1.0
  Hg  Hg5  2  0.0564  0.0000  0.6137  1.0
]