Si 
 1.0000000000000000
     6.9478459756434834   -0.0000000000000000   -0.0000000000000000
     0.0000000000000000    6.9478459756434834   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000    6.9478459756434834
 Si 
  12
Selective dynamics
Cartesian
  1.7369614939108708 -0.0000000000000000  3.4739229878217417   T   T   T
  5.2108844817326148 -0.0000000000000000  3.4739229878217417   T   T   T
  3.4739229878217417  1.7369614939108708 -0.0000000000000000   T   T   T
  3.4739229878217417  5.2108844817326148 -0.0000000000000000   T   T   T
  0.0000000000000000  3.4739229878217417  1.7369614939108711   T   T   T
  0.0000000000000000  3.4739229878217417  5.2108844817326148   T   T   T
  0.0000000000000000  1.7369614939108708  3.4739229878217417   T   T   T
  0.0000000000000000  5.2108844817326148  3.4739229878217417   T   T   T
  1.7369614939108708  3.4739229878217417 -0.0000000000000000   T   T   T
  5.2108844817326148  3.4739229878217417 -0.0000000000000000   T   T   T
  3.4739229878217417 -0.0000000000000000  5.2108844817326148   T   T   T
  3.4739229878217417 -0.0000000000000000  1.7369614939108711   T   T   T