data_[Fe2Ag2S4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Fe  1.8300  1.4000  0.8525
  Ag  1.9300  1.6000  1.0867
  S  2.5800  1.0000  0.8800
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.1328]
_cell_length_b [5.2433]
_cell_length_c [7.5046]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.5300]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [FeAg(SO4)2]
_chemical_formula_sum '[Fe2 Ag2 S4 O16]'
_cell_volume [319.7039]
_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
[
  Fe  Fe0  2  0.0000  0.0000  0.0000  1.0
  Ag  Ag1  2  0.0000  0.0000  0.5000  1.0
  S  S2  4  0.1365  0.5000  0.7853  1.0
  O  O3  8  0.0289  0.2672  0.8049  1.0
  O  O4  4  0.2057  0.5000  0.6100  1.0
  O  O5  4  0.2393  0.0000  0.0625  1.0
]