data_[Cs4K2Sn4F14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  K  0.8200  2.2000  1.5200
  Sn  1.9600  1.4500  0.8300
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.6723]
_cell_length_b [7.1336]
_cell_length_c [12.0691]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.9992]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Cs2KSn2F7]
_chemical_formula_sum '[Cs4 K2 Sn4 F14]'
_cell_volume [561.9092]
_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  4  0.1757  0.0000  0.3659  1.0
  K  K1  2  0.0000  0.0000  0.0000  1.0
  Sn  Sn2  4  0.0904  0.5000  0.1930  1.0
  F  F3  8  0.1823  0.1978  0.8304  1.0
  F  F4  4  0.2475  0.5000  0.3892  1.0
  F  F5  2  0.0000  0.5000  0.0000  1.0
]