O Si 
 1.0000000000000000
     6.7004625344138615   -0.0000000000000000    0.0075958154435815
    -0.0000000000000000    7.8820542512038525   -0.0000000000000000
     0.9121882924442797   -0.0000000000000000    5.4674234890660856
 O   Si 
  16   8
Selective dynamics
Cartesian
  1.8662683330131189  7.7834217789820066  3.0837496117209295   T   T   T
  5.7463824938450179  7.7834217789820066  2.3912696927887449   T   T   T
  5.2164996002200485  3.8423946533800795  3.0875475194427180   T   T   T
  2.3961512266380884  3.8423946533800786  2.3874717850669542   T   T   T
  2.6226841640198715  1.5379130565796753  1.2917623572325454   T   T   T
  4.9899666628382562  1.5379130565796757  4.1832569472771342   T   T   T
  5.9729154312268049  5.4789401821815975  1.2955602649543367   T   T   T
  1.6397353956313319  5.4789401821815975  4.1794590395553435   T   T   T
  1.3186856281700639  7.4513027850147280  0.3709067252346794   T   T   T
  6.2939651986880802  7.4513027850147280  5.1041125792749922   T   T   T
  4.6689168953769897  3.5102756594128066  0.3747046329564702   T   T   T
  2.9437339314811437  3.5102756594128066  5.1003146715532024   T   T   T
  3.9910648714245336  6.8910326087665537  4.1038240972450390   T   T   T
  3.6215859554335963  6.8910326087665537  1.3711952072646367   T   T   T
  7.3412961386314697  2.9500054831646239  4.1076220049668324   T   T   T
  0.2713546882266695  2.9500054831646239  1.3673972995428465   T   T   T
  2.3285152796314659 -0.0153165945594759  1.5456546828244178   T   T   T
  5.2841355472266720 -0.0153165945594759  3.9293646216852585   T   T   T
  5.6787465468383918  3.9257105310424487  1.5494525905462075   T   T   T
  1.9339042800197423  3.9257105310424487  3.9255667139634651   T   T   T
  5.2444806637538512  6.9033556881604197  1.1432755977331215   T   T   T
  2.3681701631042880  6.9033556881604197  4.3317437067765532   T   T   T
  1.8942493965469156  2.9623285625584912  1.1394776900113310   T   T   T
  5.7184014303112267  2.9623285625584912  4.3355416144983439   T   T   T