C Si 
 1.0000000000000000
     3.0826991813670839   -0.0000000000000000   -0.0000000000000000
    -1.5413495906835419    2.6696958032893869   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000   15.1020800497174932
 C   Si 
   6   6
Selective dynamics
Cartesian
 -0.0000000000000000 -0.0000000000000000  1.8894212391468956   T   T   T
 -0.0000000000000000 -0.0000000000000000  9.4404612640056449   T   T   T
 -0.0000000000000003  1.7797972021929247 11.9574746055568468   T   T   T
  1.5413495906835417  0.8898986010964623  4.4064345806981091   T   T   T
 -0.0000000000000003  1.7797972021929247  6.9234479223462930   T   T   T
  1.5413495906835417  0.8898986010964623 14.4744879472050432   T   T   T
 -0.0000000000000000  0.0000000000000000  0.0016612329637129   T   T   T
 -0.0000000000000000 -0.0000000000000000  7.5527012578224593   T   T   T
 -0.0000000000000003  1.7797972021929247 10.0697145993702453   T   T   T
  1.5413495906835417  0.8898986010964623  2.5186745745114894   T   T   T
 -0.0000000000000003  1.7797972021929247  5.0356879160833889   T   T   T
  1.5413495906835417  0.8898986010964623 12.5867279409421364   T   T   T