data_[Rb8Be4Al4Br24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Be  1.5700  1.0500  0.5900
  Al  1.6100  1.2500  0.6750
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Fm-3m]
_cell_length_a [10.4530]
_cell_length_b [10.4530]
_cell_length_c [10.4530]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [225]
_chemical_formula_structural [Rb2BeAlBr6]
_chemical_formula_sum '[Rb8 Be4 Al4 Br24]'
_cell_volume [1142.1478]
_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  0.2500  0.2500  0.2500  1
  Be  Be1  4  0.0000  0.0000  0.5000  1
  Al  Al2  4  0.0000  0.0000  0.0000  1
  Br  Br3  24  0.0000  0.0000  0.2543  1
]