O Si 
 1.0000000000000000
     6.9609875687419196   -0.0000000000000000   -0.0157485471137567
    -0.0000000000000000    7.5010144901669387   -0.0000000000000000
     1.4592123476156431   -0.0000000000000000    6.5738076951029294
 O   Si 
  16   8
Selective dynamics
Cartesian
 -0.0000000000000000  0.3863063334681425 -0.0000000000000000   T   T   T
  3.4804937843709598  4.1368135785516147 -0.0078742735568784   T   T   T
  0.7296061738078220  4.1461715558158927  3.2869038475514665   T   T   T
  4.2100999581787821  0.3956643107324153  3.2790295739945883   T   T   T
  3.0991777153487066  2.3037870486651140  1.8826693571516304   T   T   T
  5.3210222010088533  2.3037870486651140  4.6753897908375546   T   T   T
  6.5796714997196641  6.0542942937485851  1.8747950835947522   T   T   T
  1.8405284166378972  6.0542942937485851  4.6832640643944226   T   T   T
  2.9987866246791031  4.7982659495662938  2.4612464443111675   T   T   T
  5.4214132916784550  4.7982659495662938  4.0968127036780118   T   T   T
  6.4792804090500633  1.0477587044828192  2.4533721707542906   T   T   T
  1.9409195073074985  1.0477587044828192  4.1046869772348877   T   T   T
  6.5881106701354177  0.0576675136184757  4.7117904406907929   T   T   T
  1.8320892462221459  0.0576675136184757  1.8462687072983888   T   T   T
  3.1076168857644553  3.8081747587019446  4.7196647142476698   T   T   T
  5.3125830305931032  3.8081747587019446  1.8383944337415117   T   T   T
  7.2284163900784906  7.5003800429263920  1.4989434684619343   T   T   T
  1.1917835262790768  7.5003800429263920  5.0591156795272409   T   T   T
  3.7479226057075268  3.7498727978429169  1.5068177420188118   T   T   T
  4.6722773106500339  3.7498727978429169  5.0512414059703605   T   T   T
  5.6107552907842226  0.9563415618954293  3.7954889061316388   T   T   T
  2.8094446255733283  0.9563415618954288  2.7625702418575369   T   T   T
  2.1302615064132659  4.7068488069788987  3.8033631796885174   T   T   T
  6.2899384099442974  4.7068488069788987  2.7546959683006587   T   T   T