data_[Ag2Se2S4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  Se  2.5500  1.1500  1.0133
  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 [9.5185]
_cell_length_b [5.1769]
_cell_length_c [7.7535]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.9862]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [AgSe(SO4)2]
_chemical_formula_sum '[Ag2 Se2 S4 O16]'
_cell_volume [369.0670]
_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  2  0.0000  0.0000  0.5000  1.0
  Se  Se1  2  0.0000  0.0000  0.0000  1.0
  S  S2  4  0.1536  0.5000  0.2157  1.0
  O  O3  8  0.0508  0.2631  0.2070  1.0
  O  O4  4  0.2163  0.5000  0.0652  1.0
  O  O5  4  0.2475  0.0000  0.6059  1.0
]