data_[K8Pb4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [7.4595]
_cell_length_b [7.6827]
_cell_length_c [10.1868]
_cell_angle_alpha [84.9009]
_cell_angle_beta [69.9839]
_cell_angle_gamma [61.2376]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [K2PbO2]
_chemical_formula_sum '[K8 Pb4 O8]'
_cell_volume [478.8159]
_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  2  0.0661  0.4521  0.1662  1.0
  K  K1  2  0.0822  0.9240  0.1697  1.0
  K  K2  2  0.2330  0.2777  0.4951  1.0
  K  K3  2  0.3990  0.5666  0.8584  1.0
  Pb  Pb4  2  0.2982  0.7135  0.4742  1.0
  Pb  Pb5  2  0.3975  0.0620  0.8697  1.0
  O  O6  2  0.0552  0.2187  0.9859  1.0
  O  O7  2  0.1881  0.5994  0.3497  1.0
  O  O8  2  0.3360  0.4812  0.6307  1.0
  O  O9  2  0.4990  0.7979  0.0053  1.0
]