Si 
 1.0000000000000000
     6.7143522171644436    0.0000000000000000   -0.0000000000000000
     0.0000000000000000    6.7143522171644410   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000    3.9410519397185504
 Si 
   8
Selective dynamics
Cartesian
  5.4934874910792715  5.4934874910792706 -0.0000000000000000   T   T   T
  1.2208647260851715  1.2208647260851710 -0.0000000000000000   T   T   T
  1.2208647260851715  5.4934874910792697 -0.0000000000000000   T   T   T
  5.4934874910792715  1.2208647260851710 -0.0000000000000000   T   T   T
  2.1363113824970488  2.1363113824970483  1.9705259698592750   T   T   T
  4.5780408346673909  4.5780408346673900  1.9705259698592750   T   T   T
  4.5780408346673909  2.1363113824970474  1.9705259698592750   T   T   T
  2.1363113824970488  4.5780408346673900  1.9705259698592750   T   T   T