O Si 
 1.0000000000000000
     4.3041999999999998    0.0000000000000000    0.0000000000000000
     0.0000000000000000    4.3041999999999998    0.0000000000000000
     0.0000000000000000    0.0000000000000000    4.3041999999999998
 O   Si 
   8   4
Cartesian
  1.4532041476560000  1.4532041476560000  1.4532041476560000
  0.6988958523440002  2.8509958523439995  3.6053041476559997
  2.8509958523439995  3.6053041476559997  0.6988958523440002
  3.6053041476559997  0.6988958523440002  2.8509958523439995
  2.8509958523439995  2.8509958523439995  2.8509958523439995
  3.6053041476559997  1.4532041476560000  0.6988958523440002
  1.4532041476560000  0.6988958523440002  3.6053041476559997
  0.6988958523440002  3.6053041476559997  1.4532041476560000
  0.0000000000000004  0.0000000000000004  0.0000000000000004
  2.1520999999999999  0.0000000000000004  2.1520999999999999
  0.0000000000000004  2.1520999999999999  2.1520999999999999
  2.1520999999999999  2.1520999999999999  0.0000000000000004