data_[Ge8Pb2O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ge  2.0100  1.2500  0.7700
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [7.4823]
_cell_length_b [11.6301]
_cell_length_c [4.7179]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.1510]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [Ge4PbO9]
_chemical_formula_sum '[Ge8 Pb2 O18]'
_cell_volume [371.6281]
_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
[
  Ge  Ge0  4  0.2210  0.2919  0.3169  1.0
  Ge  Ge1  2  0.0000  0.5129  0.5000  1.0
  Ge  Ge2  2  0.0000  0.6918  0.0000  1.0
  Pb  Pb3  2  0.0000  0.9999  0.0000  1.0
  O  O4  4  0.1077  0.8187  0.8455  1.0
  O  O5  4  0.1330  0.5787  0.8664  1.0
  O  O6  4  0.1958  0.4256  0.4856  1.0
  O  O7  4  0.2216  0.6840  0.3973  1.0
  O  O8  2  0.0000  0.2442  0.0000  1.0
]