data_[Ac8Hf4Ge4N20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Hf  1.3000  1.5500  0.8500
  Ge  2.0100  1.2500  0.7700
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [3.4246]
_cell_length_b [15.0998]
_cell_length_c [10.6947]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Ac2HfGeN5]
_chemical_formula_sum '[Ac8 Hf4 Ge4 N20]'
_cell_volume [553.0288]
_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
[
  Ac  Ac0  4  0.0000  0.1138  0.6808  1
  Ac  Ac1  4  0.0000  0.1289  0.3127  1
  Hf  Hf2  4  0.0000  0.2097  0.0174  1
  Ge  Ge3  4  0.0000  0.4464  0.4453  1
  N  N4  4  0.0000  0.0465  0.0371  1
  N  N5  4  0.0000  0.2914  0.6492  1
  N  N6  4  0.0000  0.3231  0.3865  1
  N  N7  4  0.0000  0.3441  0.0035  1
  N  N8  4  0.0000  0.4988  0.7914  1
]