data_[Rb2Tl2Ag2Br6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Tl  1.6200  1.9000  1.3325
  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 [10.1029]
_cell_length_b [4.5911]
_cell_length_c [10.2629]
_cell_angle_alpha [90.0000]
_cell_angle_beta [96.8775]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbTlAgBr3]
_chemical_formula_sum '[Rb2 Tl2 Ag2 Br6]'
_cell_volume [472.6036]
_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  0.3594  0.7500  0.8198  1.0
  Tl  Tl1  2  0.1634  0.2500  0.1826  1.0
  Ag  Ag2  2  0.0795  0.2500  0.5844  1.0
  Br  Br3  2  0.1043  0.2500  0.8506  1.0
  Br  Br4  2  0.1955  0.7500  0.4953  1.0
  Br  Br5  2  0.3864  0.7500  0.1552  1.0
]