data_[P2I6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  P  2.1900  1.0000  0.5500
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [P6_3]
_cell_length_a [7.4648]
_cell_length_b [7.4648]
_cell_length_c [8.4328]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [173]
_chemical_formula_structural [PI3]
_chemical_formula_sum '[P2 I6]'
_cell_volume [406.9525]
_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
[
  P  P0  2  0.3333  0.6667  0.8704  1.0
  I  I1  6  0.0443  0.6909  0.9945  1.0
]