data_[Zn3Ag3Pb6O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zn  1.6500  1.3500  0.8800
  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 [R3]
_cell_length_a [5.6384]
_cell_length_b [5.6384]
_cell_length_c [14.8578]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [ZnAg(PbO3)2]
_chemical_formula_sum '[Zn3 Ag3 Pb6 O18]'
_cell_volume [409.0646]
_cell_formula_units_Z [3]
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
[
  Zn  Zn0  3  0.0000  0.0000  0.6896  1.0
  Ag  Ag1  3  0.0000  0.0000  0.1919  1.0
  Pb  Pb2  3  0.0000  0.0000  0.4757  1.0
  Pb  Pb3  3  0.0000  0.0000  0.9782  1.0
  O  O4  9  0.0053  0.7169  0.5869  1.0
  O  O5  9  0.0305  0.3513  0.7475  1.0
]