O Si 
 1.0000000000000000
     7.1576333161946835   -0.0000000000000000    0.0000000000000000
    -0.0000000000000000    7.1576333161946808    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    7.0673192200203712
 O   Si 
  16   8
Selective dynamics
Cartesian
  5.9366676636802742  4.7997823106117572  1.7668298050050917   T   T   T
  1.2209656525144166  2.3578510055829258  1.7668298050050917   T   T   T
  4.7997823106117607  1.2209656525144164  5.3004894150152753   T   T   T
  2.3578510055829272  5.9366676636802662  5.3004894150152753   T   T   T
  0.0000000000000000  3.5788166580973404  6.8975640115917605   T   T   T
  3.5788166580973431  0.0000000000000000  0.1697552084286068   T   T   T
  3.5788166580973431  0.0000000000000000  3.3639044015815753   T   T   T
 -0.0000000000000000  3.5788166580973404  3.7034148184387896   T   T   T
  4.8766014875339572  2.5069742744669830  0.4998205173530498   T   T   T
  2.2810318286607298  4.6506590417276952  0.4998205173530498   T   T   T
  2.5069742744669861  2.2810318286607294  6.5674987026673151   T   T   T
  4.6506590417276987  4.8766014875339518  6.5674987026673151   T   T   T
  1.2977848294366132  1.0718423836303548  4.0334801273632346   T   T   T
  5.8598484867580742  6.0857909325643256  4.0334801273632346   T   T   T
  6.0857909325643318  1.2977848294366117  3.0338390926571330   T   T   T
  1.0718423836303561  5.8598484867580689  3.0338390926571330   T   T   T
  5.6669342465766759  3.9419907511215486  0.3872984776050079   T   T   T
  1.4906990696180182  3.2156425650731348  0.3872984776050079   T   T   T
  3.9419907511215526  1.4906990696180160  6.6800207424153593   T   T   T
  3.2156425650731362  5.6669342465766697  6.6800207424153593   T   T   T
  2.0881175884793270  6.7944592231704712  3.9209580876151904   T   T   T
  5.0695157277153573  0.3631740930242088  3.9209580876151904   T   T   T
  0.3631740930242092  2.0881175884793248  3.1463611324051755   T   T   T
  6.7944592231704775  5.0695157277153520  3.1463611324051755   T   T   T