Si 
 1.0000000000000000
     5.4320052039699984   -0.0000000000000000    0.0000000000000000
    -0.0000000000000000    5.4320052039699984   -0.0000000000000000
     0.0000000000000000   -0.0000000000000000    5.4320052039699984
 Si 
   8
Selective dynamics
Cartesian
 -0.0000000000000000 -0.0000000000000000 -0.0000000000000000   T   T   T
  0.0000000000000000  2.7160026019849988  2.7160026019849988   T   T   T
  2.7160026019849988  2.7160026019849988 -0.0000000000000000   T   T   T
  2.7160026019849988 -0.0000000000000000  2.7160026019849988   T   T   T
  4.0740039029774984  1.3580013009924994  4.0740039029774984   T   T   T
  1.3580013009924992  1.3580013009924994  1.3580013009924992   T   T   T
  1.3580013009924992  4.0740039029774984  4.0740039029774984   T   T   T
  4.0740039029774984  4.0740039029774984  1.3580013009924992   T   T   T