O Si 
 1.0000000000000000
     8.4129205796363582   -0.0000000000000000   -0.0000000000000000
    -4.2064602898181791    7.2858029419859918   -0.0000000000000000
     0.0000000000000000    0.0000000000000000    7.7243782448341518
 O   Si 
  24  12
Selective dynamics
Cartesian
  4.2064602898181782 -0.0000000000000000 -0.0000000000000000   T   T   T
 -2.1032301449090895  3.6429014709929946 -0.0000000000000000   T   T   T
  2.1032301449090887  3.6429014709929946 -0.0000000000000000   T   T   T
 -2.1032301449090895  3.6429014709929946  3.8621891224170786   T   T   T
  4.2064602898181782 -0.0000000000000000  3.8621891224170786   T   T   T
  2.1032301449090887  3.6429014709929946  3.8621891224170786   T   T   T
 -1.7322897496013798  5.8573399145707796  1.9310945612085393   T   T   T
 -0.0000000000000003  2.8569260548304203  1.9310945612085393   T   T   T
  1.7322897496013787  5.8573399145707796  1.9310945612085393   T   T   T
  5.9387500394195589  1.4284630274152101  5.7932836836256172   T   T   T
  4.2064602898181773  4.4288768871555693  5.7932836836256172   T   T   T
  2.4741705402167971  1.4284630274152101  5.7932836836256172   T   T   T
 -0.1295409924097689  2.2623266637428356  4.4384139734810262   T   T   T
  2.3119984235628719  6.0424538198562647  4.4384139734810262   T   T   T
 -2.1824574311531038  6.2668254003728761  4.4384139734810262   T   T   T
  2.1824574311531015  6.2668254003728752  7.1481533937702055   T   T   T
  0.1295409924097685  2.2623266637428356  7.1481533937702055   T   T   T
 -2.3119984235628732  6.0424538198562656  7.1481533937702055   T   T   T
  4.3360012822279481  5.0234762782431517  3.2859642713531279   T   T   T
  1.8944618662553068  1.2433491221297235  3.2859642713531279   T   T   T
  6.3889177209712757  1.0189775416131106  3.2859642713531279   T   T   T
  2.0240028586650753  1.0189775416131108  0.5762248510639495   T   T   T
  4.0769192974084083  5.0234762782431517  0.5762248510639495   T   T   T
  6.5184587133810510  1.2433491221297237  0.5762248510639495   T   T   T
  6.6933387443004859  2.1238612893622451  4.4023644837815255   T   T   T
  3.2269333767840345  4.7346707440177349  4.4023644837815255   T   T   T
  2.6991087483700080  0.4272709086060084  4.4023644837815255   T   T   T
  5.7138118312663435  0.4272709086060084  7.1842028834697071   T   T   T
  1.7195818353358667  2.1238612893622455  7.1842028834697071   T   T   T
  5.1859872028523206  4.7346707440177349  7.1842028834697071   T   T   T
 -2.4868784544823108  5.1619416526237440  3.3220137610526321   T   T   T
  0.9795269130341427  2.5511321979682511  3.3220137610526321   T   T   T
  1.5073515414481684  6.8585320333799773  3.3220137610526321   T   T   T
 -1.5073515414481697  6.8585320333799773  0.5401753613644467   T   T   T
  2.4868784544823099  5.1619416526237440  0.5401753613644467   T   T   T
 -0.9795269130341427  2.5511321979682511  0.5401753613644467   T   T   T