Si 
 1.0000000000000000
     5.4040234562922533    0.0000000000000000   -0.0000000000000000
    -0.0000000000000000    5.4040234562922533    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    5.4040234562922533
 Si 
   8
Selective dynamics
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  0.0000000000000000  2.7020117281461267  2.7020117281461267   T   T   T
  2.7020117281461267  2.7020117281461267  0.0000000000000000   T   T   T
  2.7020117281461267  0.0000000000000000  2.7020117281461267   T   T   T
  4.0530175922191907  1.3510058640730633  4.0530175922191907   T   T   T
  1.3510058640730631  1.3510058640730633  1.3510058640730631   T   T   T
  1.3510058640730631  4.0530175922191907  4.0530175922191907   T   T   T
  4.0530175922191907  4.0530175922191907  1.3510058640730631   T   T   T