data_[Sr8Cd20Ag12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Cd  1.6900  1.5500  1.0900
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.8602]
_cell_length_b [27.2587]
_cell_length_c [7.6563]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Sr2Cd5Ag3]
_chemical_formula_sum '[Sr8 Cd20 Ag12]'
_cell_volume [1014.3417]
_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
[
  Sr  Sr0  4  0.0000  0.1754  0.2813  1
  Sr  Sr1  4  0.0000  0.4804  0.2353  1
  Cd  Cd2  4  0.0000  0.0529  0.4200  1
  Cd  Cd3  4  0.0000  0.1251  0.7432  1
  Cd  Cd4  4  0.0000  0.2916  0.4890  1
  Cd  Cd5  4  0.0000  0.2950  0.1014  1
  Cd  Cd6  4  0.0000  0.3961  0.5763  1
  Ag  Ag7  4  0.0000  0.0505  0.0277  1
  Ag  Ag8  4  0.0000  0.2314  0.7984  1
  Ag  Ag9  4  0.0000  0.3912  0.9626  1
]