data_[Na9Al3Bi9Te24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Al  1.6100  1.2500  0.6750
  Bi  2.0200  1.6000  1.0350
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [8.7236]
_cell_length_b [8.7236]
_cell_length_c [23.6888]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Na3AlBi3Te8]
_chemical_formula_sum '[Na9 Al3 Bi9 Te24]'
_cell_volume [1561.2224]
_cell_formula_units_Z [3]
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
[
  Na  Na0  9  0.0000  0.5000  0.5000  1
  Al  Al1  3  -0.0000  -0.0000  0.0000  1
  Bi  Bi2  9  0.0000  0.5000  0.0000  1
  Te  Te3  18  0.0346  0.5173  0.7385  1
  Te  Te4  6  0.0000  0.0000  0.2543  1
]