data_[Cs2Rb2Mg2Br8]
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
  Mg  1.3100  1.5000  0.8600
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.9020]
_cell_length_b [7.7882]
_cell_length_c [10.0494]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.7164]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CsRbMgBr4]
_chemical_formula_sum '[Cs2 Rb2 Mg2 Br8]'
_cell_volume [585.7546]
_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  0.2866  0.7500  0.0726  1.0
  Rb  Rb1  2  0.2173  0.7500  0.5497  1.0
  Mg  Mg2  2  0.2200  0.2500  0.3029  1.0
  Br  Br3  4  0.0079  0.0005  0.2478  1.0
  Br  Br4  2  0.3991  0.2500  0.5583  1.0
  Br  Br5  2  0.4127  0.2500  0.1467  1.0
]