data_[Ba2Hg2F10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Hg  2.0000  1.5000  1.2450
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [4.4647]
_cell_length_b [7.4498]
_cell_length_c [9.3248]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [BaHgF5]
_chemical_formula_sum '[Ba2 Hg2 F10]'
_cell_volume [310.1514]
_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
[
  Ba  Ba0  2  0.0000  0.0000  0.0000  1
  Hg  Hg1  2  0.0000  0.0000  0.5000  1
  F  F2  4  0.0000  0.0000  0.2760  1
  F  F3  4  0.0000  0.3079  0.5000  1
  F  F4  2  0.0000  0.5000  0.0000  1
]