data_[Na3Cd36Ag18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Cd  1.6900  1.5500  1.0900
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [12.7132]
_cell_length_b [12.7132]
_cell_length_c [9.3924]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Na(Cd2Ag)6]
_chemical_formula_sum '[Na3 Cd36 Ag18]'
_cell_volume [1314.6590]
_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  3  0.0000  0.0000  0.0000  1
  Cd  Cd1  18  0.0000  0.3861  0.5000  1
  Cd  Cd2  18  0.0829  0.1657  0.2893  1
  Ag  Ag3  18  0.0636  0.5318  0.2369  1
]