data_[Cs12Ag8Sn20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Ag  1.9300  1.6000  1.0867
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Ibam]
_cell_length_a [11.9524]
_cell_length_b [15.4362]
_cell_length_c [7.6852]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [72]
_chemical_formula_structural [Cs3Ag2Sn5]
_chemical_formula_sum '[Cs12 Ag8 Sn20]'
_cell_volume [1417.9161]
_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
[
  Cs  Cs0  8  0.2396  0.3761  0.0000  1
  Cs  Cs1  4  0.0000  0.0000  0.2500  1
  Ag  Ag2  8  0.1436  0.1678  0.0000  1
  Sn  Sn3  8  0.0000  0.2516  0.2500  1
  Sn  Sn4  8  0.1265  0.3727  0.5000  1
  Sn  Sn5  4  0.0000  0.5000  0.2500  1
]