O Si 
 1.0000000000000000
     8.6198537641882726    0.0000000000000000    0.0000000000000000
     0.0000000000000000    9.8487356241350010    0.0000000000000000
     0.0000000000000000    0.0000000000000000    3.6923288367173721
 O   Si 
  16   8
Selective dynamics
Cartesian
  2.1549634410470664  2.4621839060337614 -0.0000000000000000   T   T   T
  6.4648903231411623  7.3865517181012370 -0.0000000000000000   T   T   T
  6.4648903231411623  2.4621839060337614 -0.0000000000000000   T   T   T
  2.1549634410470664  7.3865517181012370 -0.0000000000000000   T   T   T
  6.0531186280139213 -0.0000000000000000  0.0000000000000000   T   T   T
  2.5667351361743700  0.0000000000000000 -0.0000000000000000   T   T   T
  6.8766620182685028  4.9243678120675227 -0.0000000000000000   T   T   T
  1.7431917459197370  4.9243678120675227  0.0000000000000000   T   T   T
  7.3033281466834064  0.0000000000000000  1.8461644183586761   T   T   T
  1.3165256175048543 -0.0000000000000000  1.8461644183586761   T   T   T
  5.6264524995990008  4.9243678120675227  1.8461644183586761   T   T   T
  2.9934012645892798  4.9243678120675227  1.8461644183586761   T   T   T
  0.0000000000000000  1.3027543000123563  0.0000000000000000   T   T   T
 -0.0000000000000000  8.5459813241225859 -0.0000000000000000   T   T   T
  4.3099268820941328  3.6216135120551787  0.0000000000000000   T   T   T
  4.3099268820941328  6.2271221120799005  0.0000000000000000   T   T   T
  7.0980966416190565  8.7642290486448218  3.1198675711937334   T   T   T
  1.5217571225692244  1.0845065754902410  3.1198675711937334   T   T   T
  1.5217571225692244  8.7642290486448218  0.5724612655236228   T   T   T
  7.0980966416190565  1.0845065754902410  0.5724612655236228   T   T   T
  5.8316840046633152  6.0088743875577775  0.5724612655236228   T   T   T
  2.7881697595248918  3.8398612365772462  0.5724612655236228   T   T   T
  2.7881697595248918  6.0088743875577775  3.1198675711937334   T   T   T
  5.8316840046633152  3.8398612365772462  3.1198675711937334   T   T   T