Si 
 1.0000000000000000
     5.4310000003411840    0.0000000000000000    0.0000000000000000
     0.0000000000000000    5.4310000003411840    0.0000000000000000
     0.0000000000000000    0.0000000000000000    5.4310000003411840
 Si 
   8
Selective dynamics
Cartesian
  0.0000000000000000 -0.0000000000000000  0.0000000000000000   T   T   T
 -0.0000000000000000  2.7155000001705911  2.7155000001705911   T   T   T
  2.7155000001705911  2.7155000001705911  0.0000000000000000   T   T   T
  2.7155000001705911  0.0000000000000000  2.7155000001705911   T   T   T
  4.0732500002558876  1.3577500000852956  4.0732500002558876   T   T   T
  1.3577500000852953  1.3577500000852956  1.3577500000852953   T   T   T
  1.3577500000852953  4.0732500002558876  4.0732500002558876   T   T   T
  4.0732500002558876  4.0732500002558876  1.3577500000852953   T   T   T