data_[Rb4Ag6Br16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ag  1.9300  1.6000  1.0867
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.4600]
_cell_length_b [8.8772]
_cell_length_c [6.9005]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.2437]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2Ag3Br8]
_chemical_formula_sum '[Rb4 Ag6 Br16]'
_cell_volume [951.9496]
_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
[
  Rb  Rb0  4  0.2290  0.5000  0.6570  1.0
  Ag  Ag1  4  0.0000  0.2685  0.0000  1.0
  Ag  Ag2  2  0.0000  0.0000  0.5000  1.0
  Br  Br3  8  0.0946  0.2244  0.3801  1.0
  Br  Br4  4  0.0987  0.0000  0.8761  1.0
  Br  Br5  4  0.1179  0.5000  0.0013  1.0
]