C Si 
 1.0000000000000000
     3.0705720702495523    0.0000000000000000   -0.0000000000000000
    -1.5352860351247761    2.6591934169870854   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000   20.2883980830184179
 C   Si 
   8   8
Selective dynamics
Cartesian
  0.0000000000000000 -0.0000000000000000  1.8983034348883874   T   T   T
 -0.0000000000000000  0.0000000000000000 12.0425024763975994   T   T   T
 -0.0000000000000012  1.7727956113247236  6.9745862453281617   T   T   T
  1.5352860351247757  0.8863978056623618 17.1187852868373689   T   T   T
 -0.0000000000000012  1.7727956113247236 14.5641506986120621   T   T   T
  1.5352860351247757  0.8863978056623618  4.4199516571028594   T   T   T
 -0.0000000000000012  1.7727956113247236 19.6633276478123769   T   T   T
  1.5352860351247757  0.8863978056623618  9.5191286063031733   T   T   T
 -0.0000000000000000 -0.0000000000000000  0.0104473945724000   T   T   T
  0.0000000000000000 -0.0000000000000000 10.1546464360816060   T   T   T
 -0.0000000000000012  1.7727956113247236 12.6779984434581507   T   T   T
  1.5352860351247757  0.8863978056623618  2.5337994019489463   T   T   T
 -0.0000000000000012  1.7727956113247236  5.0775951354137989   T   T   T
  1.5352860351247757  0.8863978056623618 15.2217941769230052   T   T   T
 -0.0000000000000012  1.7727956113247236 17.7714219216918821   T   T   T
  1.5352860351247757  0.8863978056623618  7.6272228801826891   T   T   T