data_[Ac8Zn2N2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Zn  1.6500  1.3500  0.8800
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [9.8941]
_cell_length_b [7.4822]
_cell_length_c [5.7344]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Ac4ZnN]
_chemical_formula_sum '[Ac8 Zn2 N2]'
_cell_volume [424.5122]
_cell_formula_units_Z [2]
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  0.2049  0.2053  0.3896  1
  Ac  Ac1  2  0.0000  0.3884  0.8831  1
  Ac  Ac2  2  0.0000  0.7050  0.3884  1
  Zn  Zn3  2  0.0000  0.9736  0.8917  1
  N  N4  2  0.0000  0.3813  0.4296  1
]