data_[Na6Ac4Ho2Se12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ac  1.1000  1.9500  1.2600
  Ho  1.2300  1.7500  1.0410
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.9787]
_cell_length_b [4.3856]
_cell_length_c [8.6719]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.0257]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na3Ac2HoSe6]
_chemical_formula_sum '[Na6 Ac4 Ho2 Se12]'
_cell_volume [705.9514]
_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
[
  Na  Na0  4  0.1625  0.0000  0.8301  1
  Na  Na1  2  0.0000  0.5000  0.5000  1
  Ac  Ac2  4  0.1645  0.0000  0.3252  1
  Ho  Ho3  2  0.0000  0.5000  0.0000  1
  Se  Se4  4  0.0006  0.0000  0.7750  1
  Se  Se5  4  0.1562  0.5000  0.0722  1
  Se  Se6  4  0.1669  0.5000  0.5806  1
]