Si 
 1.0000000000000000
     4.5923284378145572    0.0000000000000000    0.0000000000000000
    -0.0000000000000000    4.5923284378145581   -0.0000000000000000
     0.0000000000000000   -0.0000000000000000    2.8447608286891000
 Si 
   4
Selective dynamics
Cartesian
 -0.0000000000000000 -0.0000000000000000  0.0000000000000000   T   T   T
  2.2961642189072786  2.2961642189072786  1.4223804143445500   T   T   T
  0.0000000000000000  2.2961642189072786  0.7111902071722750   T   T   T
  2.2961642189072786 -0.0000000000000000  2.1335706215168253   T   T   T