data_[Na36Al3Au18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Al  1.6100  1.2500  0.6750
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [10.7161]
_cell_length_b [10.7161]
_cell_length_c [13.8866]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Na12AlAu6]
_chemical_formula_sum '[Na36 Al3 Au18]'
_cell_volume [1381.0278]
_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
[
  Na  Na0  18  0.0424  0.1963  0.8103  1
  Na  Na1  18  0.0543  0.8218  0.4160  1
  Al  Al2  3  0.0000  0.0000  0.0000  1
  Au  Au3  18  0.0551  0.4565  0.7101  1
]