data_[Cs2Rb2Sn2F8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Rb  0.8200  2.3500  1.6600
  Sn  1.9600  1.4500  0.8300
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [I4mm]
_cell_length_a [4.5361]
_cell_length_b [4.5361]
_cell_length_c [16.6092]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [107]
_chemical_formula_structural [CsRbSnF4]
_chemical_formula_sum '[Cs2 Rb2 Sn2 F8]'
_cell_volume [341.7497]
_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  0.0000  0.0000  0.6729  1.0
  Rb  Rb1  2  0.0000  0.0000  0.3546  1.0
  Sn  Sn2  2  0.0000  0.0000  0.9897  1.0
  F  F3  4  0.0000  0.5000  0.4645  1.0
  F  F4  2  0.0000  0.0000  0.1932  1.0
  F  F5  2  0.0000  0.0000  0.8605  1.0
]