O Si 
 1.0000000000000000
     6.9787999999999997    0.0000000000000000    0.0000000000000000
     0.0000000000000000    6.9787999999999997    0.0000000000000000
     0.0000000000000000    0.0000000000000000    6.9787999999999997
 O   Si 
  16   8
Cartesian
  1.1224784269840000  1.1224784269840000  1.1224784269840000
  5.8179588302639988  6.7743549792647997  0.9433527997160007
  1.1608411697360004  3.2849549792647990  2.5460472002839989
  2.3285588302639990  3.6938450207351998  6.0354472002839987
  4.6502411697360007  0.2044450207352002  4.4327527997160008
  3.2849549792647990  2.5460472002839989  1.1608411697360004
  3.6938450207351998  6.0354472002839987  2.3285588302639990
  0.2044450207352002  4.4327527997160008  4.6502411697360007
  6.7743549792647997  0.9433527997160007  5.8179588302639988
  2.5460472002839989  1.1608411697360004  3.2849549792647990
  6.0354472002839987  2.3285588302639990  3.6938450207351998
  4.4327527997160008  4.6502411697360007  0.2044450207352002
  4.6118784269840001  2.3669215730159996  5.8563215730159994
  5.8563215730159994  4.6118784269840001  2.3669215730159996
  2.3669215730159996  5.8563215730159994  4.6118784269840001
  0.9433527997160007  5.8179588302639988  6.7743549792647997
  6.7730451073563991  3.6951548926435995  3.2836451073563993
  2.0513137873640002  2.0513137873640002  2.0513137873640002
  1.4380862126359995  4.9274862126359995  5.5407137873640000
  4.9274862126359995  5.5407137873640000  1.4380862126359995
  5.5407137873640000  1.4380862126359995  4.9274862126359995
  0.2057548926436001  0.2057548926436001  0.2057548926436001
  3.2836451073563993  6.7730451073563991  3.6951548926435995
  3.6951548926435995  3.2836451073563993  6.7730451073563991