O Si 
 1.0000000000000000
     3.8971612477050130    0.0000000000000000   -0.0000000000000000
    -1.9485806238525065    3.3750406431568010   -0.0000000000000000
     0.0000000000000000   -0.0000000000000000    5.4962903369227432
 O   Si 
   8   4
Selective dynamics
Cartesian
 -0.0000000194858092  2.2500271066879995  1.3740725842306858   T   T   T
  1.9485806043667004  1.1250135589690675  4.1222177526920554   T   T   T
  0.7397802640655258  0.0000000112501358  0.0000000000000000   T   T   T
 -0.3698901612614737  0.6406685300244436 -0.0000000000000000   T   T   T
  1.5786904625910319  2.7343721356326243 -0.0000000000000000   T   T   T
  3.1573809446678780  0.0000000112501358  2.7481451684613716   T   T   T
 -1.5786905015626524  2.7343721356326243  2.7481451684613716   T   T   T
  0.3698901222898583  0.6406685300244436  2.7481451684613716   T   T   T
 -0.0000000194858092  2.2500271066879995  3.0882928725502672   T   T   T
  1.9485806043667004  1.1250135589690675  5.8364380410116405   T   T   T
  1.9485806043667004  1.1250135589690675  2.4079974643724693   T   T   T
 -0.0000000194858092  2.2500271066880000 -0.3401477040888983   T   T   T