data_[Cs2Ag2Sn2I8]
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
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.4808]
_cell_length_b [8.5755]
_cell_length_c [10.5280]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.5273]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CsAgSnI4]
_chemical_formula_sum '[Cs2 Ag2 Sn2 I8]'
_cell_volume [632.5083]
_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
[
  Cs  Cs0  2  0.2230  0.2500  0.0446  1.0
  Ag  Ag1  2  0.2008  0.7500  0.3249  1.0
  Sn  Sn2  2  0.2047  0.2500  0.5353  1.0
  I  I3  4  0.0361  0.5184  0.7082  1.0
  I  I4  2  0.4303  0.7500  0.1598  1.0
  I  I5  2  0.4869  0.7500  0.5880  1.0
]