data_[Cs8Sr4Ag4I20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Sr  0.9500  2.0000  1.3200
  Ag  1.9300  1.6000  1.0867
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.9440]
_cell_length_b [22.5757]
_cell_length_c [15.7811]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Cs2SrAgI5]
_chemical_formula_sum '[Cs8 Sr4 Ag4 I20]'
_cell_volume [1761.3878]
_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  4  0.0000  0.1147  0.6890  1
  Cs  Cs1  4  0.0000  0.1228  0.3237  1
  Sr  Sr2  4  0.0000  0.2010  0.0199  1
  Ag  Ag3  4  0.0000  0.4365  0.4355  1
  I  I4  4  0.0000  0.0548  0.0300  1
  I  I5  4  0.0000  0.2934  0.6612  1
  I  I6  4  0.0000  0.3075  0.3762  1
  I  I7  4  0.0000  0.3448  0.0080  1
  I  I8  4  0.0000  0.4977  0.2804  1
]