data_[Fe2Si2Ag4S8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Fe  1.8300  1.4000  0.8525
  Si  1.9000  1.1000  0.5400
  Ag  1.9300  1.6000  1.0867
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [Pc]
_cell_length_a [6.4462]
_cell_length_b [6.6386]
_cell_length_c [10.1363]
_cell_angle_alpha [90.0000]
_cell_angle_beta [129.0300]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [7]
_chemical_formula_structural [FeSi(AgS2)2]
_chemical_formula_sum '[Fe2 Si2 Ag4 S8]'
_cell_volume [336.9625]
_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  0.6009  0.3163  0.3198  1.0
  Si  Si1  2  0.3559  0.1860  0.5737  1.0
  Ag  Ag2  2  0.0926  0.3200  0.8269  1.0
  Ag  Ag3  2  0.8586  0.1489  0.0803  1.0
  S  S4  2  0.0041  0.1998  0.5564  1.0
  S  S5  2  0.2693  0.3183  0.3503  1.0
  S  S6  2  0.4702  0.1247  0.0885  1.0
  S  S7  2  0.6752  0.3440  0.8007  1.0
]