data_[Ag8O4F2]
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
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.1379]
_cell_length_b [6.0355]
_cell_length_c [6.3612]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.3862]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Ag4O2F]
_chemical_formula_sum '[Ag8 O4 F2]'
_cell_volume [223.6230]
_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  4  0.4277  0.0084  0.7420  1.0
  Ag  Ag1  2  0.0489  0.2500  0.4302  1.0
  Ag  Ag2  2  0.0609  0.7500  0.1643  1.0
  O  O3  2  0.2859  0.7500  0.5089  1.0
  O  O4  2  0.3803  0.7500  0.0348  1.0
  F  F5  2  0.2074  0.2500  0.1602  1.0
]