data_[Rb1Al1Hg2F8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Al  1.6100  1.2500  0.6750
  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 [5.0908]
_cell_length_b [5.3582]
_cell_length_c [7.6309]
_cell_angle_alpha [79.5042]
_cell_angle_beta [85.0114]
_cell_angle_gamma [86.4427]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbAlHg2F8]
_chemical_formula_sum '[Rb1 Al1 Hg2 F8]'
_cell_volume [203.6666]
_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  1  0.0000  0.0000  0.5000  1.0
  Al  Al1  1  0.0000  0.0000  0.0000  1.0
  Hg  Hg2  2  0.4433  0.4514  0.7610  1.0
  F  F3  2  0.1257  0.7735  0.1885  1.0
  F  F4  2  0.1786  0.8284  0.8408  1.0
  F  F5  2  0.2895  0.2128  0.9959  1.0
  F  F6  2  0.4481  0.2739  0.4646  1.0
]