data_[Cs2Ga2Sn2I8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Ga  1.8100  1.3000  0.7600
  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 [8.9623]
_cell_length_b [8.1595]
_cell_length_c [9.5513]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.0508]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CsGaSnI4]
_chemical_formula_sum '[Cs2 Ga2 Sn2 I8]'
_cell_volume [698.0228]
_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  0.0612  0.2500  0.2422  1.0
  Ga  Ga1  2  0.3659  0.7500  0.5950  1.0
  Sn  Sn2  2  0.4359  0.7500  0.1286  1.0
  I  I3  4  0.2709  0.0035  0.9487  1.0
  I  I4  2  0.1641  0.7500  0.3334  1.0
  I  I5  2  0.3591  0.2500  0.5528  1.0
]