data_[Np4Ga16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Np  1.3600  1.7500  1.0000
  Ga  1.8100  1.3000  0.7600
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [9.5552]
_cell_length_b [9.5552]
_cell_length_c [4.9980]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [NpGa4]
_chemical_formula_sum '[Np4 Ga16]'
_cell_volume [456.3320]
_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
[
  Np  Np0  4  0.0886  0.5886  0.0000  1
  Ga  Ga1  8  0.1015  0.7895  0.5000  1
  Ga  Ga2  4  0.0000  0.0000  0.2328  1
  Ga  Ga3  4  0.1087  0.3913  0.5000  1
]