data_[Ba18Hg3Ir3Au6]
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
  Ir  2.2000  1.3500  0.7650
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [8.2140]
_cell_length_b [8.2140]
_cell_length_c [23.0244]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [Ba6HgIrAu2]
_chemical_formula_sum '[Ba18 Hg3 Ir3 Au6]'
_cell_volume [1345.3238]
_cell_formula_units_Z [3]
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  9  0.0131  0.7001  0.5899  1.0
  Ba  Ba1  9  0.0278  0.3514  0.4123  1.0
  Hg  Hg2  3  0.0000  0.0000  0.1666  1.0
  Ir  Ir3  3  0.0000  0.0000  0.6695  1.0
  Au  Au4  3  0.0000  0.0000  0.0068  1.0
  Au  Au5  3  0.0000  0.0000  0.4940  1.0
]