O Si 
 1.0000000000000000
     6.7871244808031070    0.0000000000000000    0.1112828176752190
     0.0000000000000000    7.7231827357037481    0.0000000000000000
     1.5453351664994288    0.0000000000000000    6.5440435258986227
 O   Si 
  16   8
Selective dynamics
Cartesian
  0.0000000000000000  0.2503423190470911  0.0000000000000000   T   T   T
  3.3935622404015500  4.1119336868989667  0.0556414088376095   T   T   T
  0.7726675832497141  4.2421249078025616  3.2720217629493074   T   T   T
  4.1662298236512658  0.3805335399506844  3.3276631717869156   T   T   T
  3.1653435719331653  2.4021573496569117  2.0391569034396357   T   T   T
  5.1671160753693659  2.4021573496569126  4.6161694401342031   T   T   T
  6.5589058123347153  6.2637487175087907  2.0947983122772449   T   T   T
  1.7735538349678170  6.2637487175087907  4.5605280312965846   T   T   T
  3.0298774649023681  4.9454687961603012  2.5005503015063497   T   T   T
  5.3025821824001582  4.9454687961603012  4.1547760420674855   T   T   T
  6.4234397053039203  1.0838774283084203  2.5561917103439571   T   T   T
  1.9090199419986109  1.0838774283084203  4.0991346332298768   T   T   T
  6.4109515391220944  0.1090994519240970  4.8894389566616416   T   T   T
  1.9215081081804426  0.1090994519240970  1.7658873869121876   T   T   T
  3.0173892987205368  3.9706908197759692  4.8337975478240418   T   T   T
  5.3150703485819895  3.9706908197759692  1.8215287957497988   T   T   T
  7.1183081037914926  7.6821170869207105  1.6341557520402918   T   T   T
  1.2141515435110426  7.6821170869207105  5.0211705915335454   T   T   T
  3.7247458633899373  3.8205257190688382  1.5785143432026807   T   T   T
  4.6077137839125939  3.8205257190688382  5.0768120003711559   T   T   T
  5.5301107637669382  1.0272616359299223  3.8950662700396421   T   T   T
  2.8023488835355930  1.0272616359299223  2.7602600735341873   T   T   T
  2.1365485233653887  4.8888530037818017  3.8394248612020347   T   T   T
  6.1959111239371465  4.8888530037818017  2.8159014823718000   T   T   T