data_[K2Ag12Sn12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ag  1.9300  1.6000  1.0867
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [5.9293]
_cell_length_b [9.9423]
_cell_length_c [10.2540]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [K(AgSn)6]
_chemical_formula_sum '[K2 Ag12 Sn12]'
_cell_volume [604.4820]
_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
[
  K  K0  2  0.0000  0.0000  0.0000  1
  Ag  Ag1  8  0.2500  0.2500  0.2500  1
  Ag  Ag2  4  0.0000  0.2635  0.5000  1
  Sn  Sn3  4  0.0000  0.0000  0.3442  1
  Sn  Sn4  4  0.0000  0.3496  0.0000  1
  Sn  Sn5  4  0.0000  0.5000  0.3187  1
]