Si 
 1.0000000000000000
     6.9658153336200455   -0.0000000000000000   -0.0000000000000000
    -0.0000000000000000    6.9658153336200455    0.0000000000000000
     0.0000000000000000    0.0000000000000000    6.9658153336200455
 Si 
  12
Selective dynamics
Cartesian
  1.7414538334050114  0.0000000000000000  3.4829076668100227   T   T   T
  5.2243615002150348  0.0000000000000000  3.4829076668100227   T   T   T
  3.4829076668100227  1.7414538334050114  0.0000000000000000   T   T   T
  3.4829076668100227  5.2243615002150348  0.0000000000000000   T   T   T
 -0.0000000000000000  3.4829076668100227  1.7414538334050116   T   T   T
 -0.0000000000000000  3.4829076668100227  5.2243615002150348   T   T   T
 -0.0000000000000000  1.7414538334050114  3.4829076668100227   T   T   T
 -0.0000000000000000  5.2243615002150348  3.4829076668100227   T   T   T
  1.7414538334050114  3.4829076668100227  0.0000000000000000   T   T   T
  5.2243615002150348  3.4829076668100227  0.0000000000000000   T   T   T
  3.4829076668100227  0.0000000000000000  5.2243615002150348   T   T   T
  3.4829076668100227  0.0000000000000000  1.7414538334050116   T   T   T