Si 
 1.0000000000000000
     6.3826810991735226   -0.0000000000000000   -0.0000000000000000
     0.0000000000000000    6.3826810991735181   -0.0000000000000000
     0.0000000000000000   -0.0000000000000000    3.9663491318755648
 Si 
   8
Selective dynamics
Cartesian
  5.2115071913525810  5.2115071913525757 -0.0000000000000000   T   T   T
  1.1711739078209398  1.1711739078209387 -0.0000000000000000   T   T   T
  1.1711739078209398  5.2115071913525757 -0.0000000000000000   T   T   T
  5.2115071913525810  1.1711739078209387 -0.0000000000000000   T   T   T
  2.0201666417658206  2.0201666417658197  1.9831745659377822   T   T   T
  4.3625144574077019  4.3625144574076975  1.9831745659377824   T   T   T
  4.3625144574077019  2.0201666417658193  1.9831745659377822   T   T   T
  2.0201666417658206  4.3625144574076975  1.9831745659377824   T   T   T