O Si 
 1.0000000000000000
     7.3148066900963844   -0.0000000000000000   -0.0000000000000000
    -3.6574033450481922    6.3348084173958359    0.0000000000000000
     0.0000000000000000   -0.0000000000000000    7.0016868472981972
 O   Si 
  12   6
Selective dynamics
Cartesian
  2.3167956568427468 -0.0000000000000000 -0.0000000000000000   T   T   T
 -1.1583978284213738  2.0064038942032738  4.6677912315321324   T   T   T
  2.4990055166268155  4.3284045231925630  2.3338956157660662   T   T   T
  4.9980110332536354 -0.0000000000000000  3.5008434236490995   T   T   T
 -2.4990055166268190  4.3284045231925630  1.1669478078830331   T   T   T
  1.1583978284213725  2.0064038942032738  5.8347390394151644   T   T   T
  3.6574033450481940  1.4125011505627889  5.2512651354736475   T   T   T
  4.2628431383101670  2.4611536334165254  2.9173695197075813   T   T   T
  3.0519635517862200  2.4611536334165254  0.5834739039415160   T   T   T
 -0.0000000000000014  4.9223072668330508  1.7504217118245498   T   T   T
 -0.6054397932619739  3.8736547839793110  6.4182129433566821   T   T   T
  0.6054397932619729  3.8736547839793114  4.0843173275906182   T   T   T
 -0.0000000000000005  2.9495230302299853  5.2512651354736475   T   T   T
  1.1030414718217671  4.8600469022808479  2.9173695197075813   T   T   T
 -1.1030414718217707  4.8600469022808479  0.5834739039415160   T   T   T
  3.6574033450481913  3.3852853871658510  1.7504217118245498   T   T   T
  2.5543618732264242  1.4747615151149926  6.4182129433566821   T   T   T
  4.7604448168699633  1.4747615151149926  4.0843173275906182   T   T   T