data_[Np2U1Ta1N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Np  1.3600  1.7500  1.0000
  U  1.3800  1.7500  0.9913
  Ta  1.5000  1.4500  0.8200
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [5.7907]
_cell_length_b [3.3403]
_cell_length_c [5.8034]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.7859]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Np2UTaN4]
_chemical_formula_sum '[Np2 U1 Ta1 N4]'
_cell_volume [106.2723]
_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
[
  Np  Np0  1  0.0000  0.5000  0.5000  1
  Np  Np1  1  0.5000  0.0000  0.5000  1
  U  U2  1  0.5000  0.5000  0.0000  1
  Ta  Ta3  1  0.0000  0.0000  0.0000  1
  N  N4  2  0.2268  0.5000  0.2233  1
  N  N5  2  0.2376  0.0000  0.7674  1
]