data_[K4Si2Au10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Si  1.9000  1.1000  0.5400
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [I4mm]
_cell_length_a [6.2506]
_cell_length_b [6.2506]
_cell_length_c [10.5078]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [107]
_chemical_formula_structural [K2SiAu5]
_chemical_formula_sum '[K4 Si2 Au10]'
_cell_volume [410.5462]
_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  0.0000  0.5000  0.2252  1.0
  Si  Si1  2  0.0000  0.0000  0.0605  1.0
  Au  Au2  8  0.2374  0.2374  0.4795  1.0
  Au  Au3  2  0.0000  0.0000  0.2940  1.0
]