# generated using pymatgen
data_NpSi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.41747362
_cell_length_b   6.41747362
_cell_length_c   6.37602200
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   141.03479043
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NpSi
_chemical_formula_sum   'Np4 Si4'
_cell_volume   165.12922456
_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  0.27237700  0.72762300  0.25000000  1.0
  Np  Np1  1  0.72762300  0.27237700  0.75000000  1.0
  Np  Np2  1  0.44392700  0.55607300  0.75000000  1.0
  Np  Np3  1  0.55607300  0.44392700  0.25000000  1.0
  Si  Si4  1  0.09616500  0.90383500  0.55933700  1.0
  Si  Si5  1  0.90383500  0.09616500  0.44066300  1.0
  Si  Si6  1  0.09616500  0.90383500  0.94066300  1.0
  Si  Si7  1  0.90383500  0.09616500  0.05933700  1.0