Si 
 1.0000000000000000
     5.4304773716433239    0.0000000000000000   -0.0000000000000000
    -0.0000000000000000    5.4304773716433239    0.0000000000000000
     0.0000000000000000    0.0000000000000000    5.4304773716433239
 Si 
   8
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
 -0.0000000000000000  2.7152386858216615  2.7152386858216615   T   T   T
  2.7152386858216615  2.7152386858216615  0.0000000000000000   T   T   T
  2.7152386858216615  0.0000000000000000  2.7152386858216615   T   T   T
  4.0728580287324938  1.3576193429108308  4.0728580287324938   T   T   T
  1.3576193429108305  1.3576193429108308  1.3576193429108305   T   T   T
  1.3576193429108305  4.0728580287324938  4.0728580287324938   T   T   T
  4.0728580287324938  4.0728580287324938  1.3576193429108305   T   T   T