data_[Ba4Li24Mg4Hg4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Li  0.9800  1.4500  0.9000
  Mg  1.3100  1.5000  0.8600
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [7.3501]
_cell_length_b [10.2994]
_cell_length_c [12.6760]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [BaLi6MgHg]
_chemical_formula_sum '[Ba4 Li24 Mg4 Hg4]'
_cell_volume [959.5949]
_cell_formula_units_Z [4]
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  4  0.0000  0.2500  0.1856  1
  Li  Li1  16  0.1903  0.4778  0.6169  1
  Li  Li2  4  0.0000  0.2500  0.4976  1
  Li  Li3  4  0.0000  0.2500  0.9213  1
  Mg  Mg4  4  0.2500  0.2500  0.7500  1
  Hg  Hg5  4  0.0000  0.0000  0.0000  1
]