O Si 
 1.0000000000000000
     4.9855000000000000    0.0000000000000000    0.0000000000000000
     0.0000000000000000    4.9855000000000000    0.0000000000000000
     0.0000000000000000    0.0000000000000000    4.9855000000000000
 O   Si 
   8   4
Cartesian
  1.7389310829150000  1.7389310829150000  1.7389310829150000
  0.7538189170849999  3.2465689170849998  4.2316810829149993
  3.2465689170849998  4.2316810829149993  0.7538189170849999
  4.2316810829149993  0.7538189170849999  3.2465689170849998
  3.2465689170849998  3.2465689170849998  3.2465689170849998
  4.2316810829149993  1.7389310829150000  0.7538189170849999
  1.7389310829150000  0.7538189170849999  4.2316810829149993
  0.7538189170849999  4.2316810829149993  1.7389310829150000
  0.0000000000000002  0.0000000000000002  0.0000000000000002
  2.4927500000000000  0.0000000000000002  2.4927500000000000
  0.0000000000000002  2.4927500000000000  2.4927500000000000
  2.4927500000000000  2.4927500000000000  0.0000000000000002