O Si 
 1.0000000000000000
     8.5152985595505868   -0.0000000000000000    0.0000000000000000
    -0.0000000000000000    8.5152985595505868    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    8.5152985595505868
 O   Si 
  24  12
Selective dynamics
Cartesian
  1.1930434909020733  1.1930434909020731  4.7878001532268906   T   T   T
  7.3222550686485137  7.3222550686485128  4.7878001532268906   T   T   T
  7.3222550686485137  1.1930434909020733  3.7274984063237073   T   T   T
  1.1930434909020731  7.3222550686485128  3.7274984063237073   T   T   T
  4.7878001532268879  1.1930434909020731  1.1930434909020757   T   T   T
  4.7878001532268879  7.3222550686485128  7.3222550686485164   T   T   T
  3.7274984063237051  7.3222550686485128  1.1930434909020760   T   T   T
  3.7274984063237051  1.1930434909020731  7.3222550686485164   T   T   T
  1.1930434909020733  4.7878001532268870  1.1930434909020757   T   T   T
  7.3222550686485137  4.7878001532268870  7.3222550686485164   T   T   T
  1.1930434909020733  3.7274984063237042  7.3222550686485164   T   T   T
  7.3222550686485137  3.7274984063237042  1.1930434909020760   T   T   T
  5.4506927706773673  5.4506927706773665  0.5301508734515936   T   T   T
  3.0646057888732243  3.0646057888732234  0.5301508734515933   T   T   T
  3.0646057888732239  5.4506927706773665  7.9851476860990012   T   T   T
  5.4506927706773673  3.0646057888732234  7.9851476860990012   T   T   T
  0.5301508734515911  5.4506927706773665  5.4506927706773700   T   T   T
  0.5301508734515910  3.0646057888732234  3.0646057888732261   T   T   T
  7.9851476860989994  3.0646057888732234  5.4506927706773691   T   T   T
  7.9851476860989994  5.4506927706773665  3.0646057888732261   T   T   T
  5.4506927706773673  0.5301508734515910  5.4506927706773691   T   T   T
  3.0646057888732239  0.5301508734515910  3.0646057888732261   T   T   T
  5.4506927706773673  7.9851476860989994  3.0646057888732261   T   T   T
  3.0646057888732243  7.9851476860989994  5.4506927706773700   T   T   T
  2.1288246398876471  4.2576492797752952  0.0000000000000025   T   T   T
  6.3864739196629401  4.2576492797752952  0.0000000000000025   T   T   T
 -0.0000000000000000  2.1288246398876476  4.2576492797752969   T   T   T
 -0.0000000000000000  6.3864739196629392  4.2576492797752969   T   T   T
  4.2576492797752943  0.0000000000000000  2.1288246398876498   T   T   T
  4.2576492797752943 -0.0000000000000002  6.3864739196629428   T   T   T
  4.2576492797752943  2.1288246398876476  0.0000000000000025   T   T   T
  4.2576492797752943  6.3864739196629392  0.0000000000000025   T   T   T
  2.1288246398876471 -0.0000000000000002  4.2576492797752969   T   T   T
  6.3864739196629401  0.0000000000000000  4.2576492797752969   T   T   T
 -0.0000000000000000  4.2576492797752952  2.1288246398876498   T   T   T
 -0.0000000000000000  4.2576492797752952  6.3864739196629428   T   T   T