data_[Mg16Hg24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [Fdd2]
_cell_length_a [14.2703]
_cell_length_b [20.7846]
_cell_length_c [3.2225]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [43]
_chemical_formula_structural [Mg2Hg3]
_chemical_formula_sum '[Mg16 Hg24]'
_cell_volume [955.7895]
_cell_formula_units_Z [8]
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
[
  Mg  Mg0  16  0.0837  0.2110  0.8394  1.0
  Hg  Hg1  16  0.0859  0.3514  0.6222  1.0
  Hg  Hg2  8  0.0000  0.0000  0.0768  1.0
]