[CIF]
data_HgF
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.12446217
_cell_length_b   6.12446217
_cell_length_c   6.12446217
_cell_angle_alpha   146.74213765
_cell_angle_beta   146.74213765
_cell_angle_gamma   47.74574182
_symmetry_Int_Tables_number   1
_chemical_formula_structural   HgF
_chemical_formula_sum   'Hg2 F2'
_cell_volume   68.81399195
_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
  F  F0  1  -0.00000000  0.00000000  7.70434000  1
  F  F1  1  -0.00000000  0.00000000  3.49663600  1
  Hg  Hg2  1  -0.00000000  0.00000000  9.92697000  1
  Hg  Hg3  1  -0.00000000  0.00000000  1.27400600  1
[/CIF]
