data_[Sr4Li4Np8N20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Li  0.9800  1.4500  0.9000
  Np  1.3600  1.7500  1.0000
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [I4/mcm]
_cell_length_a [6.3699]
_cell_length_b [6.3699]
_cell_length_c [11.4132]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [140]
_chemical_formula_structural [SrLiNp2N5]
_chemical_formula_sum '[Sr4 Li4 Np8 N20]'
_cell_volume [463.0917]
_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
[
  Sr  Sr0  4  0.0000  0.0000  0.2500  1
  Li  Li1  4  0.0000  0.5000  0.2500  1
  Np  Np2  8  0.1707  0.3293  0.0000  1
  N  N3  16  0.1539  0.3461  0.3817  1
  N  N4  4  0.0000  0.0000  0.0000  1
]