data_[Pu4Zn2Cu6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pu  1.2800  1.7500  0.9675
  Zn  1.6500  1.3500  0.8800
  Cu  1.9000  1.3500  0.8200
]
_symmetry_space_group_name_H-M [P6_3/mmc]
_cell_length_a [5.3488]
_cell_length_b [5.3488]
_cell_length_c [8.4021]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [194]
_chemical_formula_structural [Pu2ZnCu3]
_chemical_formula_sum '[Pu4 Zn2 Cu6]'
_cell_volume [208.1741]
_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
[
  Pu  Pu0  4  0.3333  0.6667  0.9402  1
  Zn  Zn1  2  0.0000  0.0000  0.0000  1
  Cu  Cu2  6  0.1670  0.3340  0.2500  1
]