data_[Li2Mg2Np2N6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Mg  1.3100  1.5000  0.8600
  Np  1.3600  1.7500  1.0000
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.5629]
_cell_length_b [3.1125]
_cell_length_c [7.1962]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.3941]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [LiMgNpN3]
_chemical_formula_sum '[Li2 Mg2 Np2 N6]'
_cell_volume [144.5878]
_cell_formula_units_Z [2]
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
[
  Li  Li0  2  0.1332  0.7500  0.5912  1
  Mg  Mg1  2  0.3512  0.2500  0.8659  1
  Np  Np2  2  0.1844  0.7500  0.2020  1
  N  N3  2  0.1244  0.7500  0.8910  1
  N  N4  2  0.1749  0.2500  0.4151  1
  N  N5  2  0.4190  0.2500  0.1649  1
]