data_[Ag8O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P31m]
_cell_length_a [7.4700]
_cell_length_b [7.4700]
_cell_length_c [18.7992]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [157]
_chemical_formula_structural [Ag4O3]
_chemical_formula_sum '[Ag8 O6]'
_cell_volume [908.4822]
_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
[
  Ag  Ag0  6  0.2081  0.4163  0.6040  1
  Ag  Ag1  2  0.3333  0.6667  0.4824  1
  O  O2  6  0.0985  0.7000  0.4019  1
]