Si
 1.0000000000000000
     6.8530650439929799    0.0000000000000000    0.0000000000000000
     0.0000000000000000    6.8530650439929799    0.0000000000000000
     0.0000000000000000    0.0000000000000000    6.8530650439929799
 Si 
  12
Cartesian
  5.1397987829947347  3.4265325219964895 -0.0000000000000011
  5.1397987829947347  0.0000000000000004  3.4265325219964908
  0.0000000000000004  5.1397987829947347  3.4265325219964908
  3.4265325219964895  5.1397987829947347 -0.0000000000000011
  3.4265325219964895 -0.0000000000000011  5.1397987829947374
  0.0000000000000004  3.4265325219964895  5.1397987829947356
  1.7132662609982470  0.0000000000000004  3.4265325219964908
  1.7132662609982470  3.4265325219964908 -0.0000000000000011
  3.4265325219964908  1.7132662609982470 -0.0000000000000011
  0.0000000000000004  1.7132662609982470  3.4265325219964908
  0.0000000000000004  3.4265325219964908  1.7132662609982470
  3.4265325219964908  0.0000000000000004  1.7132662609982470