data_[K4In2Hg8Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  In  1.7800  1.5500  0.9400
  Hg  2.0000  1.5000  1.2450
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [7.6741]
_cell_length_b [7.6741]
_cell_length_c [10.2849]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [K2In(Hg2Pb)2]
_chemical_formula_sum '[K4 In2 Hg8 Pb4]'
_cell_volume [605.6985]
_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  0.2500  1.0
  In  In1  2  0.0000  0.0000  0.0000  1.0
  Hg  Hg2  8  0.2250  0.2250  0.5000  1.0
  Pb  Pb3  4  0.0000  0.0000  0.3030  1.0
]