data_[Ag4Ge4Pb4O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  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/c]
_cell_length_a [6.6726]
_cell_length_b [9.3333]
_cell_length_c [7.9106]
_cell_angle_alpha [90.0000]
_cell_angle_beta [113.0268]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [AgGePbO5]
_chemical_formula_sum '[Ag4 Ge4 Pb4 O20]'
_cell_volume [453.3983]
_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  0.3254  0.2500  1.0
  Ge  Ge1  4  0.0000  0.3153  0.7500  1.0
  Pb  Pb2  4  0.0000  0.0000  0.0000  1.0
  O  O3  8  0.1448  0.1992  0.6545  1.0
  O  O4  8  0.1641  0.4315  0.9271  1.0
  O  O5  4  0.0000  0.0966  0.2500  1.0
]