data_[Hf1Fe3I1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Hf  1.3000  1.5500  0.8500
  Fe  1.8300  1.4000  0.8525
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [Pm-3m]
_cell_length_a [4.5498]
_cell_length_b [4.5498]
_cell_length_c [4.5498]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [221]
_chemical_formula_structural [HfFe3I]
_chemical_formula_sum '[Hf1 Fe3 I1]'
_cell_volume [94.1814]
_cell_formula_units_Z [1]
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
[
  Hf  Hf0  1  0.5000  0.5000  0.5000  1
  Fe  Fe1  3  0.0000  0.0000  0.5000  1
  I  I2  1  0.0000  0.0000  0.0000  1
]