data_[K1Rb2Mg1Hg6]
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
  Mg  1.3100  1.5000  0.8600
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [7.0482]
_cell_length_b [7.8345]
_cell_length_c [8.1619]
_cell_angle_alpha [61.6410]
_cell_angle_beta [66.8560]
_cell_angle_gamma [82.7060]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [KRb2MgHg6]
_chemical_formula_sum '[K1 Rb2 Mg1 Hg6]'
_cell_volume [363.6906]
_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
[
  Rb  Rb0  2  0.0937  0.3044  0.3557  1.0
  K  K1  1  0.0000  0.0000  0.0000  1.0
  Mg  Mg2  1  0.5000  0.5000  0.5000  1.0
  Hg  Hg3  2  0.3239  0.6358  0.8288  1.0
  Hg  Hg4  2  0.4465  0.7594  0.0963  1.0
  Hg  Hg5  2  0.5000  0.9209  0.3594  1.0
]