Si 
 1.0000000000000000
     6.7001124702899046   -0.0000000000000000    0.0000000000000000
    -0.0000000000000000    6.7001124702899029   -0.0000000000000002
    -0.0000000000000000   -0.0000000000000001    3.9555614433687785
 Si 
   8
Selective dynamics
Cartesian
  5.4760198284364723  5.4760198284363533 -0.0000000000000002   T   T   T
  1.2240926418535485  1.2240926418535416 -0.0000000000000000   T   T   T
  1.2240926418535485  5.4760198284363515 -0.0000000000000002   T   T   T
  5.4760198284364767  1.2240926418535401 -0.0000000000000000   T   T   T
  2.1259635932914041  2.1259635932913898  1.9777807216843868   T   T   T
  4.5741488769985015  4.5741488769984517  1.9777807216843872   T   T   T
  4.5741488769985015  2.1259635932913907  1.9777807216843868   T   T   T
  2.1259635932914032  4.5741488769984517  1.9777807216843872   T   T   T