data_[Cs2Rb8Br10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Rb  0.8200  2.3500  1.6600
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [5.0105]
_cell_length_b [5.0105]
_cell_length_c [35.3408]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [CsRb4Br5]
_chemical_formula_sum '[Cs2 Rb8 Br10]'
_cell_volume [887.2495]
_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
[
  Cs  Cs0  2  0.0000  0.0000  0.0000  1
  Rb  Rb1  4  0.0000  0.0000  0.2009  1
  Rb  Rb2  4  0.0000  0.0000  0.3983  1
  Br  Br3  4  0.0000  0.0000  0.1027  1
  Br  Br4  4  0.0000  0.0000  0.2995  1
  Br  Br5  2  0.0000  0.0000  0.5000  1
]