data_[Rb8Na4Ge4Br20]
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
  Ge  2.0100  1.2500  0.7700
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.7929]
_cell_length_b [19.0769]
_cell_length_c [14.3933]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Rb2NaGeBr5]
_chemical_formula_sum '[Rb8 Na4 Ge4 Br20]'
_cell_volume [1316.0274]
_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  4  0.0000  0.1093  0.6725  1.0
  Rb  Rb1  4  0.0000  0.1466  0.3127  1.0
  Na  Na2  4  0.0000  0.2145  0.0349  1.0
  Ge  Ge3  4  0.0000  0.4631  0.4456  1.0
  Br  Br4  4  0.0000  0.0543  0.0427  1.0
  Br  Br5  4  0.0000  0.2848  0.6613  1.0
  Br  Br6  4  0.0000  0.3328  0.3876  1.0
  Br  Br7  4  0.0000  0.3677  0.9950  1.0
  Br  Br8  4  0.0000  0.4924  0.7716  1.0
]