data_[Ag8Pb4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [8.6624]
_cell_length_b [8.8549]
_cell_length_c [6.0861]
_cell_angle_alpha [90.0000]
_cell_angle_beta [130.9821]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Ag2PbO2]
_chemical_formula_sum '[Ag8 Pb4 O8]'
_cell_volume [352.4137]
_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
[
  Ag  Ag0  4  0.0000  0.5000  0.0000  1
  Ag  Ag1  4  0.2500  0.2500  0.0000  1
  Pb  Pb2  4  0.0000  0.1202  0.2500  1
  O  O3  8  0.1919  0.0550  0.7606  1
]