Si 
 1.0000000000000000
     5.4223007372438596    0.0000000000000000   -0.0000000000000000
    -0.0000000000000000    5.4223007372438596   -0.0000000000000000
     0.0000000000000000   -0.0000000000000000    5.4223007372438596
 Si 
   8
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000 -0.0000000000000000   T   T   T
  0.0000000000000000  2.7111503686219298  2.7111503686219298   T   T   T
  2.7111503686219298  2.7111503686219298 -0.0000000000000000   T   T   T
  2.7111503686219298 -0.0000000000000000  2.7111503686219298   T   T   T
  4.0667255529328941  1.3555751843109649  4.0667255529328941   T   T   T
  1.3555751843109647  1.3555751843109649  1.3555751843109647   T   T   T
  1.3555751843109647  4.0667255529328941  4.0667255529328941   T   T   T
  4.0667255529328941  4.0667255529328941  1.3555751843109647   T   T   T