O Si 
 1.0000000000000000
     4.9406688272226429    0.0000000000000000    0.0000000000000000
    -2.4703344136113214    4.2787447160606789   -0.0000000000000000
     0.0000000000000000    0.0000000000000000    5.4486004363353731
 O   Si 
   6   3
Selective dynamics
Cartesian
  1.0321924605001769  3.1170382345196379  4.3128420628202315   T   T   T
 -0.7451961123005859  3.6141304911890328  2.4966419173751544   T   T   T
 -0.2869963482003049  1.8263207064127558  0.6804417719300360   T   T   T
  2.1833380654107293  2.4524240096479519  1.1357583735150796   T   T   T
  3.5025268741116982  1.1617064815410647  2.9519585189601809   T   T   T
  1.7251383013110386  0.6646142248716984  4.7681586644052985   T   T   T
  2.6442748144795187  0.0000000000000013  3.6324002908902417   T   T   T
 -1.3221374072399770  2.2900091639266660  1.8162001454451204   T   T   T
  1.1481970063713478  1.9887355521340424  0.0000000000000000   T   T   T