Si
 1.0000000000000000
     0.0000000000000000    2.7149999999999999    2.7149999999999999
     2.7149999999999999    0.0000000000000000    2.7149999999999999
     2.7149999999999999    2.7149999999999999    0.0000000000000000
 Si 
   2
Cartesian
  0.0000000000000000  0.0000000000000000  0.0000000000000000
  1.4124999999999999  1.3574999999999999  1.3574999999999999
