data_[Na16Cd4Ag2]
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/m]
_cell_length_a [17.8171]
_cell_length_b [5.4945]
_cell_length_c [7.2422]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.4698]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na8Cd2Ag]
_chemical_formula_sum '[Na16 Cd4 Ag2]'
_cell_volume [664.2156]
_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  4  0.0131  0.0000  0.7589  1.0
  Na  Na1  4  0.1184  0.5000  0.4216  1.0
  Na  Na2  4  0.1534  0.5000  0.9151  1.0
  Na  Na3  4  0.1848  0.0000  0.2221  1.0
  Cd  Cd4  4  0.1885  0.0000  0.6828  1.0
  Ag  Ag5  2  0.0000  0.5000  0.0000  1.0
]