 O Si
   1.0
     5.2587159999999997    0.0000000000000000    0.0000000000000000
    -2.6293579999999999    4.5541816400000004    0.0000000000000000
     0.0000000000000000    0.0000000000000000    8.5822256800000005
 O Si
   8   4
Direct
   0.5000000000000000  0.5000000000000000  0.5000000000000000
   0.5000000000000000  0.0000000000000000  0.0000000000000000
   0.0000000000000000  0.5000000000000000  0.0000000000000000
   0.0000000000000000  0.5000000000000000  0.5000000000000000
   0.3333333300000000  0.6666666700000000  0.7500000000000000
   0.6666666700000000  0.3333333300000000  0.2500000000000000
   0.5000000000000000  0.5000000000000000  0.0000000000000000
   0.5000000000000000  0.0000000000000000  0.5000000000000000
   0.3333333300000000  0.6666666700000000  0.5624312700000000
   0.6666666700000000  0.3333333300000000  0.0624312700000000
   0.6666666700000000  0.3333333300000000  0.4375687300000000
   0.3333333300000000  0.6666666700000000  0.9375687300000000