O Si 
 1.0000000000000000
     4.2505519514570054   -0.0000000000000000    0.0000000000000000
    -0.0000000000000000    4.2505519514570054    0.0000000000000000
     0.0000000000000000    0.0000000000000000   17.2480680127519896
 O   Si 
  16   8
Selective dynamics
Cartesian
  2.1252759757285031  0.5561047476324724  0.0000000000000000   T   T   T
  2.1252759757285031  3.6944472038245317  8.6240340063759930   T   T   T
  3.6944472038245273  2.1252759757285036 12.9360510095639896   T   T   T
  0.5561047476324722  2.1252759757285036  4.3120170031879965   T   T   T
  1.2015720597622468  1.2015720597622492 10.7800425079699931   T   T   T
  3.0489798916947555  3.0489798916947564  2.1560085015939983   T   T   T
  3.0489798916947555  1.2015720597622492  6.4680255047819948   T   T   T
  1.2015720597622468  3.0489798916947564 15.0920595111579896   T   T   T
  3.7671174987849665  1.0494074486436267  2.0534670981726633   T   T   T
  0.4834344526720397  3.2011445028133814 10.6775011045486625   T   T   T
  3.2011445028133783  3.7671174987849687 14.9895181077366626   T   T   T
  1.0494074486436253  0.4834344526720397  6.3654841013606518   T   T   T
  0.4834344526720397  1.0494074486436267 15.1946009145793255   T   T   T
  3.7671174987849665  3.2011445028133823  6.5705669082033351   T   T   T
  1.0494074486436258  3.7671174987849687  2.2585499050153333   T   T   T
  3.2011445028133783  0.4834344526720399 10.8825839113913272   T   T   T
  2.4176349333101594  0.1821437208248907  1.5637998000210724   T   T   T
  1.8329170181468424  4.0684082306321088 10.1878338063970730   T   T   T
  4.0684082306321079  2.4176349333101603 14.4998508095850607   T   T   T
  0.1821437208248906  1.8329170181468450  5.8758168032090694   T   T   T
  1.8329170181468424  0.1821437208248906 15.6842682127309114   T   T   T
  2.4176349333101586  4.0684082306321088  7.0602342063549166   T   T   T
  0.1821437208248906  2.4176349333101603  2.7482172031669223   T   T   T
  4.0684082306321079  1.8329170181468450 11.3722512095429131   T   T   T