Si 
 1.0000000000000000
     6.2176373627461254   -0.0000000000000000    0.0000000000000000
    -0.0000000000000000    6.2176373627461272    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    3.8476428602253812
 Si 
   8
Selective dynamics
Cartesian
  5.0590813358571411  5.0590813358571438  0.0000000000000000   T   T   T
  1.1585560268889830  1.1585560268889830  0.0000000000000000   T   T   T
  1.1585560268889830  5.0590813358571429  0.0000000000000000   T   T   T
  5.0590813358571411  1.1585560268889830  0.0000000000000000   T   T   T
  1.9502626544840793  1.9502626544840798  1.9238214301126895   T   T   T
  4.2673747082620448  4.2673747082620466  1.9238214301126895   T   T   T
  4.2673747082620448  1.9502626544840789  1.9238214301126895   T   T   T
  1.9502626544840793  4.2673747082620466  1.9238214301126895   T   T   T