data_[Cd3Ag36O21]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cd  1.6900  1.5500  1.0900
  Ag  1.9300  1.6000  1.0867
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [11.5581]
_cell_length_b [11.5581]
_cell_length_c [8.0368]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [CdAg12O7]
_chemical_formula_sum '[Cd3 Ag36 O21]'
_cell_volume [929.8053]
_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
[
  Cd  Cd0  3  0.0000  0.0000  0.0000  1.0
  Ag  Ag1  18  0.0063  0.5887  0.6687  1.0
  Ag  Ag2  18  0.0452  0.1946  0.3532  1.0
  O  O3  18  0.0213  0.1783  0.8394  1.0
  O  O4  3  0.0000  0.0000  0.5000  1.0
]