O Si 
 1.0000000000000000
     9.1470323798611481    0.0000000000000000   -0.0000000000000000
    -4.5735161899305741    7.9215624101985851   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000    5.2960168238563732
 O   Si 
  12   6
Selective dynamics
Cartesian
  4.5735161899305732  0.0000000000000000 -0.0000000000000000   T   T   T
 -2.2867580949652879  3.9607812050992921 -0.0000000000000000   T   T   T
  2.2867580949652861  3.9607812050992921 -0.0000000000000000   T   T   T
  4.5735161899305732  0.0000000000000000  2.6480084119281861   T   T   T
 -2.2867580949652879  3.9607812050992921  2.6480084119281861   T   T   T
  2.2867580949652861  3.9607812050992921  2.6480084119281861   T   T   T
 -0.0000000000000010  3.8046456321968476  1.3240042059640931   T   T   T
  1.2785964200505973  6.0192395941001573  1.3240042059640931   T   T   T
 -1.2785964200505995  6.0192395941001573  1.3240042059640931   T   T   T
  4.5735161899305732  4.1169167780017339  3.9720126178922799   T   T   T
  3.2949197698799781  1.9023228160984238  3.9720126178922799   T   T   T
  5.8521126099811731  1.9023228160984238  3.9720126178922799   T   T   T
 -0.0000000000000008  7.0122400363716437  1.3240042059640931   T   T   T
 -1.4992618190015881  4.4154423920127615  1.3240042059640931   T   T   T
  1.4992618190015865  4.4154423920127615  1.3240042059640931   T   T   T
  4.5735161899305732  0.9093223738269404  3.9720126178922799   T   T   T
  6.0727780089321621  3.5061200181858219  3.9720126178922799   T   T   T
  3.0742543709289873  3.5061200181858219  3.9720126178922799   T   T   T