data_[Na2Eu2Al8Au4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Eu  1.2000  1.8500  1.1985
  Al  1.6100  1.2500  0.6750
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [7.1908]
_cell_length_b [4.4153]
_cell_length_c [10.2364]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [NaEu(Al2Au)2]
_chemical_formula_sum '[Na2 Eu2 Al8 Au4]'
_cell_volume [325.0041]
_cell_formula_units_Z [2]
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  2  0.5000  0.0000  0.5709  1
  Eu  Eu1  2  0.0000  0.0000  0.4300  1
  Al  Al2  4  0.2009  0.0000  0.1397  1
  Al  Al3  4  0.3107  0.0000  0.8570  1
  Au  Au4  2  0.0000  0.0000  0.7162  1
  Au  Au5  2  0.5000  0.0000  0.2894  1
]