Si 
 1.0000000000000000
     4.8548072568768514    0.0000000000000000   -0.0000000000000000
     0.0000000000000000    4.8548072568768497    0.0000000000000000
     0.0000000000000000    0.0000000000000000    2.5185928909306878
 Si 
   4
Selective dynamics
Cartesian
 -0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  2.4274036284384253  2.4274036284384239  1.2592964454653439   T   T   T
  0.0000000000000000  2.4274036284384239  0.6296482227326720   T   T   T
  2.4274036284384253  0.0000000000000000  1.8889446681980162   T   T   T