data_[Na4Cd4Ag16]
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 [C2/c]
_cell_length_a [7.1368]
_cell_length_b [8.2722]
_cell_length_c [8.2194]
_cell_angle_alpha [90.0000]
_cell_angle_beta [98.8973]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [NaCdAg4]
_chemical_formula_sum '[Na4 Cd4 Ag16]'
_cell_volume [479.4088]
_cell_formula_units_Z [4]
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  4  0.0000  0.1130  0.2500  1
  Cd  Cd1  4  0.0000  0.4721  0.2500  1
  Ag  Ag2  8  0.1283  0.2183  0.6245  1
  Ag  Ag3  8  0.2475  0.4159  0.0218  1
]