data_[Rb3Ag1I2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ag  1.9300  1.6000  1.0867
  I  2.6600  1.4000  1.2733
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [6.3247]
_cell_length_b [6.3247]
_cell_length_c [8.1616]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [Rb3Ag(IO4)2]
_chemical_formula_sum '[Rb3 Ag1 I2 O8]'
_cell_volume [282.7341]
_cell_formula_units_Z [1]
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
[
  Rb  Rb0  2  0.3333  0.6667  0.6593  1
  Rb  Rb1  1  0.0000  0.0000  0.0000  1
  Ag  Ag2  1  0.0000  0.0000  0.5000  1
  I  I3  2  0.3333  0.6667  0.2245  1
  O  O4  6  0.1731  0.3462  0.3154  1
  O  O5  2  0.3333  0.6667  0.9955  1
]