data_[Ag8S4Br2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  S  2.5800  1.0000  0.8800
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Pmma]
_cell_length_a [11.8914]
_cell_length_b [3.8653]
_cell_length_c [7.2237]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [51]
_chemical_formula_structural [Ag4S2Br]
_chemical_formula_sum '[Ag8 S4 Br2]'
_cell_volume [332.0280]
_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  0.1186  0.0000  0.9570  1
  Ag  Ag1  2  0.0000  0.5000  0.5000  1
  Ag  Ag2  2  0.2500  0.0000  0.3002  1
  S  S3  4  0.0490  0.0000  0.2916  1
  Br  Br4  2  0.2500  0.5000  0.7653  1
]