O Si 
 1.0000000000000000
     9.9515272494691800    0.0000000000000000    0.0000000000000000
     0.0000000000000000   10.0968004839870744    0.0000000000000000
     0.0000000000000000    0.0000000000000000    5.2008847374991864
 O   Si 
  16   8
Selective dynamics
Cartesian
  2.4878818123672946  2.5242001209967690 -0.0000000000000000   T   T   T
  7.4636454371018832  7.5726003629903138 -0.0000000000000000   T   T   T
  7.4636454371018832  2.5242001209967690  0.0000000000000000   T   T   T
  2.4878818123672946  7.5726003629903138  0.0000000000000000   T   T   T
  8.0234469851237922 -0.0000000000000000  0.0000000000000000   T   T   T
  1.9280802643453836  0.0000000000000000  0.0000000000000000   T   T   T
  6.9038438890799716  5.0484002419935381 -0.0000000000000000   T   T   T
  3.0476833603892071  5.0484002419935381  0.0000000000000000   T   T   T
  8.4314804019435226 -0.0000000000000000  2.6004423687495923   T   T   T
  1.5200468475256455  0.0000000000000000  2.6004423687495923   T   T   T
  6.4958104722602341  5.0484002419935381  2.6004423687495923   T   T   T
  3.4557167772089454  5.0484002419935381  2.6004423687495923   T   T   T
  0.0000000000000000  1.7965528207776307 -0.0000000000000000   T   T   T
 -0.0000000000000000  8.3002476632094382 -0.0000000000000000   T   T   T
  4.9757636247345891  3.2518474212159059  0.0000000000000000   T   T   T
  4.9757636247345891  6.8449530627711672  0.0000000000000000   T   T   T
  8.4874826390083111  8.6885027037447564  4.8088375769225653   T   T   T
  1.4640446104608658  1.4082977802423218  4.8088375769225653   T   T   T
  1.4640446104608658  8.6885027037447564  0.3920471605766250   T   T   T
  8.4874826390083111  1.4082977802423218  0.3920471605766250   T   T   T
  6.4398082351954589  6.4566980222358721  0.3920471605766250   T   T   T
  3.5117190142737185  3.6401024617512103  0.3920471605766250   T   T   T
  3.5117190142737185  6.4566980222358721  4.8088375769225653   T   T   T
  6.4398082351954589  3.6401024617512103  4.8088375769225653   T   T   T