Si 
 1.0000000000000000
     2.5576634331226056   -0.0000000000000000   -0.0000000000000000
    -1.2788317165613028    2.2150015074146960   -0.0000000000000000
    -0.0000000000000000    0.0000000000000000    5.7329604361314059
 Si 
   2
Selective dynamics
Cartesian
 -0.0000000127883172  1.4766676789931359  1.4332401090328515   T   T   T
  1.2788317037729864  0.7383338431882372  4.2997203270985542   T   T   T