data_[Pu4Np8V4N16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pu  1.2800  1.7500  0.9675
  Np  1.3600  1.7500  1.0000
  V  1.6300  1.3500  0.7775
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.3383]
_cell_length_b [11.4696]
_cell_length_c [11.4060]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [PuNp2VN4]
_chemical_formula_sum '[Pu4 Np8 V4 N16]'
_cell_volume [436.7295]
_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  0.0000  0.1063  0.7500  1
  Np  Np1  8  0.0000  0.3687  0.5501  1
  V  V2  4  0.0000  0.1573  0.2500  1
  N  N3  8  0.0000  0.2720  0.1217  1
  N  N4  4  0.0000  0.0000  0.0000  1
  N  N5  4  0.0000  0.4487  0.7500  1
]