data_[Hg6As2O4F12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Hg  2.0000  1.5000  1.2450
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.7191]
_cell_length_b [7.2741]
_cell_length_c [5.1467]
_cell_angle_alpha [90.0000]
_cell_angle_beta [98.1175]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Hg3As(OF3)2]
_chemical_formula_sum '[Hg6 As2 O4 F12]'
_cell_volume [471.3998]
_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  4  0.2500  0.2500  0.0000  1.0
  Hg  Hg1  2  0.0000  0.5000  0.0000  1.0
  As  As2  2  0.0000  0.0000  0.5000  1.0
  O  O3  4  0.1636  0.5000  0.9797  1.0
  F  F4  8  0.0843  0.1738  0.3986  1.0
  F  F5  4  0.0765  0.0000  0.8162  1.0
]