O Si 
 1.0000000000000000
     8.2687632837759839   -0.0000000000000000    0.0000000000000000
     0.0000000000000000    8.2687632837759839    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    5.6682896889312415
 O   Si 
  16   8
Selective dynamics
Cartesian
  0.0000000000000000  4.1343816418879653  0.0000000000000000   T   T   T
  4.1343816418879999  0.0000000000000000  2.8341448444656181   T   T   T
 -0.0000000000000000  4.1343816418879653  2.8341448444656181   T   T   T
  4.1343816418879999 -0.0000000000000000  0.0000000000000000   T   T   T
  2.1658689418993853  2.1658689418992525  0.0000000000000000   T   T   T
  6.1028943418766355  6.1028943418767509  0.0000000000000000   T   T   T
  6.1028943418766355  2.1658689418992525  2.8341448444656181   T   T   T
  2.1658689418993853  6.1028943418767509  2.8341448444656181   T   T   T
  2.0586012930585023  0.0000000000000000  1.4170724222328090   T   T   T
  6.2101619907174683  0.0000000000000000  1.4170724222328090   T   T   T
 -0.0000000000000000  2.0586012930584774  4.2512172666983572   T   T   T
 -0.0000000000000000  6.2101619907175136  4.2512172666983572   T   T   T
  6.2101619907174683  0.0000000000000000  4.2512172666983572   T   T   T
  2.0586012930585023  0.0000000000000000  4.2512172666983572   T   T   T
 -0.0000000000000000  6.2101619907175136  1.4170724222328090   T   T   T
 -0.0000000000000000  2.0586012930584774  1.4170724222328090   T   T   T
  0.5689488847893531  2.6035966996163094  0.0000000000000000   T   T   T
  7.6998143989866854  5.6651665841596515  0.0000000000000000   T   T   T
  5.6651665841596888  0.5689488847893274  2.8341448444656181   T   T   T
  2.6035966996163395  7.6998143989866978  2.8341448444656181   T   T   T
  7.6998143989866854  2.6035966996163094  2.8341448444656181   T   T   T
  0.5689488847893531  5.6651665841596515  2.8341448444656181   T   T   T
  2.6035966996163395  0.5689488847893274  0.0000000000000000   T   T   T
  5.6651665841596888  7.6998143989866978  0.0000000000000000   T   T   T