O Si 
 1.0000000000000000
     7.0428003780919948    0.0000000000000000   -0.0290646553732287
     0.0000000000000000    8.1362150604262666   -0.0000000000000000
     0.8925494371696310   -0.0000000000000000    5.5279991818818566
 O   Si 
  16   8
Selective dynamics
Cartesian
  2.3796569897687458  7.9515640784867783  5.2556746843329645   T   T   T
  1.9333822711839299  0.1846509819394856  2.4916750933920375   T   T   T
  5.9010571788147441  3.8834565482736529  5.2411423566463489   T   T   T
  5.4547824602299180  4.2527585121526208  2.4771427657054184   T   T   T
  7.1491276986322010  8.1461327037509221  4.1685552298856345   T   T   T
  6.7028529800473828 -0.0099176433246604  1.4045556389447038   T   T   T
  3.6277275095862009  4.0780251735377924  4.1830875575722448   T   T   T
  3.1814527910013872  4.0581898868884769  1.4190879666313188   T   T   T
  3.7445587210285485  0.3644576001076468  0.7138950835801645   T   T   T
  4.1908334396133640  7.7717574603186241  3.4778946745210941   T   T   T
  0.2231585319825496  4.4325651303207838  0.7284274112667789   T   T   T
  0.6694332505673650  3.7036499301054882  3.4924270022077106   T   T   T
  3.9748097180501634  1.9778047315783676  2.7181945614352596   T   T   T
  4.4210844366349713  6.1584103288478973  5.4821941523761906   T   T   T
  0.4534095290041621  6.0459122617915071  2.7327268891218734   T   T   T
  0.8996842475889769  2.0903027986347666  5.4967264800627991   T   T   T
  4.0468820558755541  3.5473847966890926  2.6991313471811900   T   T   T
  4.4931567744603722  4.5888302637371758  5.4631309381221271   T   T   T
  0.5254818668295560  7.6154923269022277  2.7136636748678020   T   T   T
  0.9717565854143715  0.5207227335240440  5.4776632658087472   T   T   T
  3.4722401007088166  0.5275864441378411  2.3177065894923738   T   T   T
  3.9185148192936268  7.6086286162884367  5.0817061804333017   T   T   T
  6.9936402897548229  4.5956939743509766  2.3031742618057582   T   T   T
  7.4399150083396313  3.5405210860752963  5.0671738527466914   T   T   T