Si 
 1.0000000000000000
     6.4138330004085056   -0.0000000000000000   -0.0000000000000000
    -0.0000000000000000    6.4138330004085056    0.0000000000000000
     0.0000000000000000    0.0000000000000000    6.4138330004085056
 Si 
  12
Selective dynamics
Cartesian
  1.6034582501021266  0.0000000000000000  3.2069165002042532   T   T   T
  4.8103747503063792  0.0000000000000000  3.2069165002042532   T   T   T
  3.2069165002042532  1.6034582501021266  0.0000000000000000   T   T   T
  3.2069165002042532  4.8103747503063792  0.0000000000000000   T   T   T
 -0.0000000000000000  3.2069165002042532  1.6034582501021268   T   T   T
 -0.0000000000000000  3.2069165002042532  4.8103747503063792   T   T   T
 -0.0000000000000000  1.6034582501021266  3.2069165002042532   T   T   T
 -0.0000000000000000  4.8103747503063792  3.2069165002042532   T   T   T
  1.6034582501021266  3.2069165002042532  0.0000000000000000   T   T   T
  4.8103747503063792  3.2069165002042532  0.0000000000000000   T   T   T
  3.2069165002042532  0.0000000000000000  4.8103747503063792   T   T   T
  3.2069165002042532  0.0000000000000000  1.6034582501021268   T   T   T