data_[K6Ag8Sn4]
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 [C2/m]
_cell_length_a [12.6034]
_cell_length_b [4.8987]
_cell_length_c [9.5385]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.1236]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K3(Ag2Sn)2]
_chemical_formula_sum '[K6 Ag8 Sn4]'
_cell_volume [565.7441]
_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  4  0.1296  0.5000  0.3763  1.0
  K  K1  2  0.0000  0.0000  0.0000  1.0
  Ag  Ag2  4  0.0820  0.0000  0.6368  1.0
  Ag  Ag3  4  0.2497  0.0000  0.9200  1.0
  Sn  Sn4  4  0.1746  0.5000  0.7717  1.0
]