data_[K8Cd4Sn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Cd  1.6900  1.5500  1.0900
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Ama2]
_cell_length_a [6.5714]
_cell_length_b [8.6511]
_cell_length_c [11.0224]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [40]
_chemical_formula_structural [K2CdSn]
_chemical_formula_sum '[K8 Cd4 Sn4]'
_cell_volume [626.6189]
_cell_formula_units_Z [4]
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
[
  K  K0  4  0.2500  0.1388  0.1786  1.0
  K  K1  4  0.2500  0.1500  0.8310  1.0
  Cd  Cd2  4  0.0000  0.0000  0.5080  1.0
  Sn  Sn3  4  0.2500  0.2660  0.5024  1.0
]