data_[Ac24Sn9N6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Sn  1.9600  1.4500  0.8300
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [7.5076]
_cell_length_b [7.5076]
_cell_length_c [29.0577]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Ac8Sn3N2]
_chemical_formula_sum '[Ac24 Sn9 N6]'
_cell_volume [1418.4030]
_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
[
  Ac  Ac0  18  0.0015  0.5007  0.7704  1
  Ac  Ac1  6  0.0000  0.0000  0.3180  1
  Sn  Sn2  6  0.0000  0.0000  0.2019  1
  Sn  Sn3  3  0.0000  0.0000  0.0000  1
  N  N4  6  0.0000  0.0000  0.4005  1
]