O Si 
 1.0000000000000000
     6.5014552257096314    0.0000000000000000   -0.0000000000000000
     0.0000000000000000    6.5014552257096367    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    8.2793785990002160
 O   Si 
  16   8
Selective dynamics
Cartesian
  2.2083067570480539  2.2083067570480561  2.0698446497500540   T   T   T
  4.2931484686615775  4.2931484686615748  2.0698446497500540   T   T   T
  2.2083067570480539  4.2931484686615748  6.2095339492501642   T   T   T
  4.2931484686615775  2.2083067570480561  6.2095339492501642   T   T   T
 -0.0000000000000009  3.2507276128548166  5.2126852340762424   T   T   T
  3.2507276128548166 -0.0000000000000009  3.0666933649239745   T   T   T
 -0.0000000000000009  3.2507276128548166  1.0729959345761311   T   T   T
  3.2507276128548166 -0.0000000000000009  7.2063826644240825   T   T   T
  1.9911805038291326  2.1403462558667541  7.8244521448499835   T   T   T
  4.5102747218805002  4.3611089698428760  7.8244521448499835   T   T   T
  2.1403462558667572  4.5102747218805019  0.4549264541502345   T   T   T
  4.3611089698428716  1.9911805038291308  0.4549264541502345   T   T   T
  1.9911805038291326  4.3611089698428760  3.6847628453498729   T   T   T
  4.5102747218805002  2.1403462558667541  3.6847628453498729   T   T   T
  2.1403462558667572  1.9911805038291308  4.5946157536503422   T   T   T
  4.3611089698428716  4.5102747218805019  4.5946157536503422   T   T   T
  3.4611743504395944  1.5616827390879857  7.4508191091822562   T   T   T
  3.0402808752700352  4.9397724866216466  7.4508191091822562   T   T   T
  1.5616827390879848  3.0402808752700374  0.8285594898179643   T   T   T
  4.9397724866216484  3.4611743504395944  0.8285594898179643   T   T   T
  3.4611743504395944  4.9397724866216466  3.3111298096821433   T   T   T
  3.0402808752700352  1.5616827390879857  3.3111298096821433   T   T   T
  1.5616827390879848  3.4611743504395944  4.9682487893180713   T   T   T
  4.9397724866216484  3.0402808752700374  4.9682487893180713   T   T   T