data_[Pu4Zn4Ag4]
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
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [2.9340]
_cell_length_b [15.5530]
_cell_length_c [5.3303]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [PuZnAg]
_chemical_formula_sum '[Pu4 Zn4 Ag4]'
_cell_volume [243.2386]
_cell_formula_units_Z [4]
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  0.5000  0.1814  0.4647  1
  Zn  Zn1  4  0.0000  0.1398  0.9629  1
  Ag  Ag2  2  0.0000  0.0000  0.6289  1
  Ag  Ag3  2  0.5000  0.0000  0.1384  1
]