data_[Hg4F6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Hg  2.0000  1.5000  1.2450
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [6.2102]
_cell_length_b [7.6916]
_cell_length_c [17.1747]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [106.0085]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Hg2F3]
_chemical_formula_sum '[Hg4 F6]'
_cell_volume [788.5565]
_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
[
  Hg  Hg0  2  0.2374  0.9485  0.4520  1
  Hg  Hg1  2  0.2868  0.4496  0.5128  1
  F  F2  2  0.0464  0.6297  0.4367  1
  F  F3  2  0.0525  0.1391  0.4402  1
  F  F4  2  0.4768  0.1474  0.5541  1
]