data_[Cs4K8Al2Sn4]
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
  Al  1.6100  1.2500  0.6750
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.7609]
_cell_length_b [8.8626]
_cell_length_c [6.3718]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.5401]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Cs2K4AlSn2]
_chemical_formula_sum '[Cs4 K8 Al2 Sn4]'
_cell_volume [848.6405]
_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  0.1400  0.5000  0.6859  1.0
  K  K1  8  0.1307  0.2189  0.1757  1.0
  Al  Al2  2  0.0000  0.0000  0.5000  1.0
  Sn  Sn3  4  0.1722  0.0000  0.7068  1.0
]