# generated using pymatgen
data_Np2Nb3Si4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.92018715
_cell_length_b   7.10991084
_cell_length_c   13.39919624
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Np2Nb3Si4
_chemical_formula_sum   'Np8 Nb12 Si16'
_cell_volume   659.26609563
_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  1  0.50341911  0.66899976  0.59373486  1.0
  Np  Np1  1  0.00341911  0.83100024  0.90626514  1.0
  Np  Np2  1  0.49658089  0.33100024  0.09373486  1.0
  Np  Np3  1  0.99658089  0.16899976  0.40626514  1.0
  Np  Np4  1  0.49658089  0.33100024  0.40626514  1.0
  Np  Np5  1  0.99658089  0.16899976  0.09373486  1.0
  Np  Np6  1  0.50341911  0.66899976  0.90626514  1.0
  Np  Np7  1  0.00341911  0.83100024  0.59373486  1.0
  Nb  Nb8  1  0.66171248  0.17729895  0.62580921  1.0
  Nb  Nb9  1  0.16171248  0.32270105  0.87419079  1.0
  Nb  Nb10  1  0.33828752  0.82270105  0.12580921  1.0
  Nb  Nb11  1  0.83828752  0.67729895  0.37419079  1.0
  Nb  Nb12  1  0.33828752  0.82270105  0.37419079  1.0
  Nb  Nb13  1  0.83828752  0.67729895  0.12580921  1.0
  Nb  Nb14  1  0.66171248  0.17729895  0.87419079  1.0
  Nb  Nb15  1  0.16171248  0.32270105  0.62580921  1.0
  Nb  Nb16  1  0.83516996  0.49513154  0.75000000  1.0
  Nb  Nb17  1  0.33516996  0.00486846  0.75000000  1.0
  Nb  Nb18  1  0.16483004  0.50486846  0.25000000  1.0
  Nb  Nb19  1  0.66483004  0.99513154  0.25000000  1.0
  Si  Si20  1  0.65935607  0.96164254  0.45849450  1.0
  Si  Si21  1  0.15935607  0.53835746  0.04150550  1.0
  Si  Si22  1  0.34064393  0.03835746  0.95849450  1.0
  Si  Si23  1  0.84064393  0.46164254  0.54150550  1.0
  Si  Si24  1  0.34064393  0.03835746  0.54150550  1.0
  Si  Si25  1  0.84064393  0.46164254  0.95849450  1.0
  Si  Si26  1  0.65935607  0.96164254  0.04150550  1.0
  Si  Si27  1  0.15935607  0.53835746  0.45849450  1.0
  Si  Si28  1  0.45636744  0.37639196  0.75000000  1.0
  Si  Si29  1  0.95636744  0.12360804  0.75000000  1.0
  Si  Si30  1  0.54363256  0.62360804  0.25000000  1.0
  Si  Si31  1  0.04363256  0.87639196  0.25000000  1.0
  Si  Si32  1  0.70201388  0.87536870  0.75000000  1.0
  Si  Si33  1  0.20201388  0.62463130  0.75000000  1.0
  Si  Si34  1  0.29798612  0.12463130  0.25000000  1.0
  Si  Si35  1  0.79798612  0.37536870  0.25000000  1.0