Si 
 1.0000000000000000
     4.0769067214938977    0.0000000000000000   -0.0000000000000000
     0.0000000000000000    4.0769067214938977    0.0000000000000000
     0.0000000000000000    0.0000000000000000    4.0769067214938977
 Si 
   4
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  0.0000000000000000  2.0384533607469493  2.0384533607469493   T   T   T
  2.0384533607469493  0.0000000000000000  2.0384533607469493   T   T   T
  2.0384533607469493  2.0384533607469493  0.0000000000000000   T   T   T