data_[Ac24Sb3N18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Sb  2.0500  1.4500  0.8300
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [10.6256]
_cell_length_b [10.6256]
_cell_length_c [12.4652]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Ac8SbN6]
_chemical_formula_sum '[Ac24 Sb3 N18]'
_cell_volume [1218.8275]
_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  0.0246  0.7276  0.5847  1
  Ac  Ac1  6  0.0000  0.0000  0.2769  1
  Sb  Sb2  3  0.0000  0.0000  0.0000  1
  N  N3  18  0.0078  0.8048  0.3823  1
]