O Si 
 1.0000000000000000
     6.5994999999999999    0.0000000000000008   -0.0000000000000006
     1.9252645380994997    4.9734607737807988   -0.0000000000000001
     2.7911986750554996    0.0506552303934017    5.9387804172239003
 O   Si 
  12   6
Cartesian
  8.6145052336416423  4.7688037667460259  5.1421727820743168
  3.3948433076110289  1.0165129586485142  4.2612407601073992
  5.4018512362019626  1.9354628466026988  5.5632001254656318
  3.2085175861801689  2.7668796533751343  2.3269267667450357
  1.6073921976431400  0.4461668003594675  2.1886169061375957
  7.7640461166396424  2.3953129786897773  4.0195964171792822
  5.6898476237740860  2.9361139338651330  1.0829146949810391
  7.9904185642984977  4.1175123715444943  0.9689250309991929
  5.5840338032952932  0.9870216802159637  3.3137165400562991
  6.3966946163506488  4.2104971330323790  5.7379393559693854
  5.4425310230588444  3.3094904407235055  3.4225313289459893
  4.2814887388064280  0.7832516973293764  1.4237425502694065
  2.9392984201624870  4.1293345601664129  1.3739967718191599
  6.3617998841214547  2.8778193825677216  4.6775246808038657
  2.2954129183776044  1.5698390012835444  3.1851035201141036
  5.0500326102230950  0.5420522898387871  4.7997753665094827
  4.9042900855491265  2.1015813620862809  2.2783225406665872
  6.4185928610620113  4.3437977292324375  0.6583046635274272