data_[Pu2Hf1Mg1N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pu  1.2800  1.7500  0.9675
  Hf  1.3000  1.5500  0.8500
  Mg  1.3100  1.5000  0.8600
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [5.7666]
_cell_length_b [3.3500]
_cell_length_c [5.7955]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.6804]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Pu2HfMgN4]
_chemical_formula_sum '[Pu2 Hf1 Mg1 N4]'
_cell_volume [105.4168]
_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
[
  Pu  Pu0  1  0.5000  0.0000  0.5000  1
  Pu  Pu1  1  0.5000  0.5000  0.0000  1
  Hf  Hf2  1  0.0000  0.5000  0.5000  1
  Mg  Mg3  1  0.0000  0.0000  0.0000  1
  N  N4  2  0.2313  0.0000  0.7349  1
  N  N5  2  0.2407  0.5000  0.2593  1
]