data_[Rb2Na2Ag2Br6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Na  0.9300  1.8000  1.1600
  Ag  1.9300  1.6000  1.0867
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [9.2608]
_cell_length_b [4.4529]
_cell_length_c [10.3105]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.8982]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbNaAgBr3]
_chemical_formula_sum '[Rb2 Na2 Ag2 Br6]'
_cell_volume [408.9133]
_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  2  0.2040  0.2500  0.2231  1.0
  Na  Na1  2  0.3447  0.7500  0.8671  1.0
  Ag  Ag2  2  0.0877  0.2500  0.5916  1.0
  Br  Br3  2  0.1063  0.2500  0.8566  1.0
  Br  Br4  2  0.2276  0.7500  0.5237  1.0
  Br  Br5  2  0.4548  0.7500  0.1620  1.0
]