data_[Ac12Ir4Se2Cl6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Ir  2.2000  1.3500  0.7650
  Se  2.5500  1.1500  1.0133
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.7468]
_cell_length_b [13.4197]
_cell_length_c [8.1119]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.4606]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ac6Ir2SeCl3]
_chemical_formula_sum '[Ac12 Ir4 Se2 Cl6]'
_cell_volume [799.9202]
_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  8  0.2498  0.8205  0.2107  1
  Ac  Ac1  4  0.2116  0.5000  0.2099  1
  Ir  Ir2  4  0.0000  0.3329  0.0000  1
  Se  Se3  2  0.0000  0.0000  0.0000  1
  Cl  Cl4  4  0.0000  0.1567  0.5000  1
  Cl  Cl5  2  0.0000  0.5000  0.5000  1
]