# generated using pymatgen
data_Np2AlSi2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.79638355
_cell_length_b   6.79638355
_cell_length_c   4.41485594
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Np2AlSi2
_chemical_formula_sum   'Np4 Al2 Si4'
_cell_volume   203.92585731
_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
  Np  Np0  1  0.67809877  0.17809877  0.50000000  1.0
  Np  Np1  1  0.32190123  0.82190123  0.50000000  1.0
  Np  Np2  1  0.17809877  0.32190123  0.50000000  1.0
  Np  Np3  1  0.82190123  0.67809877  0.50000000  1.0
  Al  Al4  1  0.50000000  0.50000000  0.00000000  1.0
  Al  Al5  1  0.00000000  0.00000000  0.00000000  1.0
  Si  Si6  1  0.12427859  0.62427859  0.00000000  1.0
  Si  Si7  1  0.87572141  0.37572141  0.00000000  1.0
  Si  Si8  1  0.62427859  0.87572141  0.00000000  1.0
  Si  Si9  1  0.37572141  0.12427859  0.00000000  1.0