Si 
 1.0000000000000000
     6.5429347860995222   -0.0000000000000000    0.0000000000000000
    -0.0000000000000000    6.5429347860995248   -0.0000000000000000
     0.0000000000000000   -0.0000000000000000    3.9796865869957463
 Si 
   8
Selective dynamics
Cartesian
  5.3569556792007695  5.3569556792007713 -0.0000000000000000   T   T   T
  1.1859791068987549  1.1859791068987549 -0.0000000000000000   T   T   T
  1.1859791068987549  5.3569556792007704 -0.0000000000000000   T   T   T
  5.3569556792007695  1.1859791068987549 -0.0000000000000000   T   T   T
  2.0854882861510058  2.0854882861510067  1.9898432934978729   T   T   T
  4.4574464999485146  4.4574464999485137  1.9898432934978729   T   T   T
  4.4574464999485146  2.0854882861510058  1.9898432934978729   T   T   T
  2.0854882861510058  4.4574464999485137  1.9898432934978729   T   T   T