data_[Rb8Ag4Br12]
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/c]
_cell_length_a [13.7313]
_cell_length_b [8.5252]
_cell_length_c [8.7961]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.8407]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Rb2AgBr3]
_chemical_formula_sum '[Rb8 Ag4 Br12]'
_cell_volume [962.3241]
_cell_formula_units_Z [4]
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  8  0.1576  0.3213  0.1634  1.0
  Ag  Ag1  4  0.0000  0.0891  0.7500  1.0
  Br  Br2  8  0.1648  0.0376  0.4652  1.0
  Br  Br3  4  0.0000  0.4044  0.7500  1.0
]