C Si 
 1.0000000000000000
     4.7120394941404635    0.0000000000000000    0.0000000000000000
     0.0000000000000000    4.7120394941404635    0.0000000000000000
     0.0000000000000000    0.0000000000000000    4.7120394941404635
 C   Si 
   8   4
Selective dynamics
Cartesian
  1.9415166785839730  1.9415166785839730  1.9415166785839730   T   T   T
  0.4145030684862586  2.7705228155564896  4.2975364256542035   T   T   T
  2.7705228155564896  4.2975364256542035  0.4145030684862586   T   T   T
  4.2975364256542035  0.4145030684862586  2.7705228155564896   T   T   T
  2.7705228155564896  2.7705228155564896  2.7705228155564896   T   T   T
  4.2975364256542035  1.9415166785839730  0.4145030684862586   T   T   T
  1.9415166785839730  0.4145030684862586  4.2975364256542035   T   T   T
  0.4145030684862586  4.2975364256542035  1.9415166785839730   T   T   T
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  2.3560197470702318  0.0000000000000000  2.3560197470702318   T   T   T
  0.0000000000000000  2.3560197470702318  2.3560197470702318   T   T   T
  2.3560197470702318  2.3560197470702318  0.0000000000000000   T   T   T