O Si 
 1.0000000000000000
     8.3123859706270409   -0.0000000000000000    0.0000000000000000
    -0.0000000000000000    8.3123859706270391   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000    8.3123859706270409
 O   Si 
  24  12
Selective dynamics
Cartesian
  1.1402166571061283  1.1402166571061290  4.8018722281819706   T   T   T
  7.1721693135209046  7.1721693135209037  4.8018722281819706   T   T   T
  7.1721693135209046  1.1402166571061290  3.5105137424450654   T   T   T
  1.1402166571061283  7.1721693135209037  3.5105137424450654   T   T   T
  4.8018722281819688  1.1402166571061290  1.1402166571061312   T   T   T
  4.8018722281819688  7.1721693135209037  7.1721693135209064   T   T   T
  3.5105137424450636  7.1721693135209037  1.1402166571061312   T   T   T
  3.5105137424450636  1.1402166571061290  7.1721693135209064   T   T   T
  1.1402166571061283  4.8018722281819688  1.1402166571061312   T   T   T
  7.1721693135209046  4.8018722281819688  7.1721693135209064   T   T   T
  1.1402166571061283  3.5105137424450654  7.1721693135209064   T   T   T
  7.1721693135209046  3.5105137424450654  1.1402166571061312   T   T   T
  5.2964096424196461  5.2964096424196478  0.6456792428684534   T   T   T
  3.0159763282073890  3.0159763282073913  0.6456792428684530   T   T   T
  3.0159763282073886  5.2964096424196478  7.6667067277585765   T   T   T
  5.2964096424196461  3.0159763282073913  7.6667067277585765   T   T   T
  0.6456792428684509  5.2964096424196478  5.2964096424196487   T   T   T
  0.6456792428684509  3.0159763282073913  3.0159763282073913   T   T   T
  7.6667067277585748  3.0159763282073913  5.2964096424196487   T   T   T
  7.6667067277585748  5.2964096424196478  3.0159763282073913   T   T   T
  5.2964096424196461  0.6456792428684511  5.2964096424196487   T   T   T
  3.0159763282073886  0.6456792428684511  3.0159763282073913   T   T   T
  5.2964096424196461  7.6667067277585765  3.0159763282073913   T   T   T
  3.0159763282073890  7.6667067277585765  5.2964096424196487   T   T   T
  2.0780964926567598  4.1561929853135196  0.0000000000000025   T   T   T
  6.2342894779702736  4.1561929853135196  0.0000000000000025   T   T   T
 -0.0000000000000000  2.0780964926567598  4.1561929853135222   T   T   T
 -0.0000000000000000  6.2342894779702762  4.1561929853135222   T   T   T
  4.1561929853135196 -0.0000000000000000  2.0780964926567624   T   T   T
  4.1561929853135196 -0.0000000000000002  6.2342894779702762   T   T   T
  4.1561929853135196  2.0780964926567598  0.0000000000000025   T   T   T
  4.1561929853135196  6.2342894779702762  0.0000000000000025   T   T   T
  2.0780964926567598 -0.0000000000000002  4.1561929853135222   T   T   T
  6.2342894779702736 -0.0000000000000000  4.1561929853135222   T   T   T
 -0.0000000000000000  4.1561929853135196  2.0780964926567624   T   T   T
 -0.0000000000000000  4.1561929853135196  6.2342894779702762   T   T   T