data_[Na2Zn2Ag2Au2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Zn  1.6500  1.3500  0.8800
  Ag  1.9300  1.6000  1.0867
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [P4/nmm]
_cell_length_a [4.4514]
_cell_length_b [4.4514]
_cell_length_c [7.4307]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [129]
_chemical_formula_structural [NaZnAgAu]
_chemical_formula_sum '[Na2 Zn2 Ag2 Au2]'
_cell_volume [147.2386]
_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  0.0000  0.5000  0.2506  1.0
  Zn  Zn1  2  0.0000  0.0000  0.0000  1.0
  Ag  Ag2  2  0.0000  0.0000  0.5000  1.0
  Au  Au3  2  0.0000  0.5000  0.7812  1.0
]