O Si 
 1.0000000000000000
     6.9440506671222355    0.0000000000000000    0.1360935602801088
     0.0000000000000000    8.3125430125576862    0.0000000000000000
     3.0800438067409019    0.0000000000000000    6.2889272264524463
 O   Si 
  16   8
Selective dynamics
Cartesian
  0.0000000000000000  0.3905388203736858  0.0000000000000000   T   T   T
  3.4720253335611155  4.5468103266525279  0.0680467801400544   T   T   T
  1.5400219033704488  6.4640525471856343  3.1444636132262240   T   T   T
  5.0120472369315676  2.3077810409067978  3.2125103933662786   T   T   T
  3.1589794476531989  0.7029529975054443  3.6420707738484586   T   T   T
  6.8651150262099314  0.7029529975054443  2.7829500128840965   T   T   T
  6.6310047812143225  4.8592245037842856  3.7101175539885110   T   T   T
  3.3930896926488168  4.8592245037842856  2.7149032327440450   T   T   T
  4.6681520825125382  0.4821219945411729  1.5007469097190180   T   T   T
  5.3559423913505899  0.4821219945411728  4.9242738770135341   T   T   T
  1.1961267489514218  4.6383935008200146  1.4327001295789639   T   T   T
  8.8279677249117139  4.6383935008200146  4.9923206571535870   T   T   T
  7.1405953269155971  2.5426493943605828  4.7671509150709390   T   T   T
  2.8834991469475324  2.5426493943605828  1.6578698716616214   T   T   T
  3.6685699933544833  6.6989209006394175  4.6991041349308835   T   T   T
  6.3555244805086497  6.6989209006394193  1.7259166518016762   T   T   T
  6.2147008035116942  8.2839273934467954  1.4931205462105135   T   T   T
  3.8093936703514357  8.2839273934467954  4.9319002405220402   T   T   T
  2.7426754699505764  4.1276558871679416  1.4250737660704573   T   T   T
  7.2814190039125606  4.1276558871679416  4.9999470206620975   T   T   T
  6.1982814871782699  1.5196793166098415  3.9950207025150828   T   T   T
  3.8258129866848565  1.5196793166098415  2.4300000842174732   T   T   T
  2.7262561536171552  5.6759508228886784  3.9269739223750273   T   T   T
  7.2978383202459645  5.6759508228886784  2.4980468643575278   T   T   T