data_[Al4Zn4Fe4Hg4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Al  1.6100  1.2500  0.6750
  Zn  1.6500  1.3500  0.8800
  Fe  1.8300  1.4000  0.8525
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [F-43m]
_cell_length_a [6.2807]
_cell_length_b [6.2807]
_cell_length_c [6.2807]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [216]
_chemical_formula_structural [AlZnFeHg]
_chemical_formula_sum '[Al4 Zn4 Fe4 Hg4]'
_cell_volume [247.7548]
_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
[
  Al  Al0  4  0.0000  0.0000  0.0000  1
  Zn  Zn1  4  0.0000  0.0000  0.5000  1
  Fe  Fe2  4  0.2500  0.2500  0.2500  1
  Hg  Hg3  4  0.2500  0.2500  0.7500  1
]