O Si 
 1.0000000000000000
     4.6866528550565167   -0.0000000000000000   -0.0000000000000000
     0.0000000000000000    4.6866528550565176    0.0000000000000000
     0.0000000000000000   -0.0000000000000000   11.6973316838953281
 O   Si 
  16   8
Selective dynamics
Cartesian
  2.3433264275282824  1.5143495073529625  0.0000000000000000   T   T   T
  2.3433264275282824  3.1723033477034845  5.8486658419476889   T   T   T
  3.1723033477035378  2.3433264275282522  8.7729987629214889   T   T   T
  1.5143495073529778  2.3433264275282522  2.9243329209738440   T   T   T
  0.3545056770388801  0.3545056770388804  7.3108323024346156   T   T   T
  4.3321471780176006  4.3321471780175589  1.4621664604869218   T   T   T
  4.3321471780176006  0.3545056770388804  4.3864993814607445   T   T   T
  0.3545056770388801  4.3321471780175589 10.2351652234083694   T   T   T
  4.3098559634316702  1.9834281738450146  1.4593289318512970   T   T   T
  0.3767968916248588  2.7032246812114660  7.3079947737990105   T   T   T
  2.7032246812114922  4.3098559634315974 10.2323276947727315   T   T   T
  1.9834281738450437  0.3767968916248575  4.3836618528251332   T   T   T
  0.3767968916248587  1.9834281738450195 10.2380027520441974   T   T   T
  4.3098559634316738  2.7032246812114642  4.3893369100964073   T   T   T
  1.9834281738450474  4.3098559634315956  1.4650039891225408   T   T   T
  2.7032246812114895  0.3767968916248574  7.3136698310702197   T   T   T
  3.2046160256107057  0.7572905637916579  1.1781258293278831   T   T   T
  1.4820368294458219  3.9293622912647979  7.0267916712755714   T   T   T
  3.9293622912648543  3.2046160256106861  9.9511245922494673   T   T   T
  0.7572905637916829  1.4820368294457877  4.1024587503017012   T   T   T
  1.4820368294458248  0.7572905637916573 10.5192058545675398   T   T   T
  3.2046160256107092  3.9293622912648005  4.6705400126197993   T   T   T
  0.7572905637916840  3.2046160256106826  1.7462070916459715   T   T   T
  3.9293622912648538  1.4820368294457917  7.5948729335936651   T   T   T