O Si 
 1.0000000000000000
     7.1838171018676036    0.0000000000000000    0.0155447225571795
     0.0000000000000000    8.5982774679154339   -0.0000000000000000
     3.0783453651283472   -0.0000000000000000    6.3146422463947269
 O   Si 
  16   8
Selective dynamics
Cartesian
  0.0000000000000000  0.4612920316973942 -0.0000000000000000   T   T   T
  3.5919085509338071  4.7604307656551086  0.0077723612785898   T   T   T
  1.5391726825641729  6.4525730247533186  3.1573211231973617   T   T   T
  5.1310812334979783  2.1534342907955986  3.1650934844759520   T   T   T
  3.3059851525086379  0.7058133911487042  3.5940032189797448   T   T   T
  6.9561773144873227  0.7058133911487044  2.7361837499721609   T   T   T
  6.8978937034424499  5.0049521251064197  3.6017755802583360   T   T   T
  3.3642687635535187  5.0049521251064197  2.7284113886935688   T   T   T
  4.8367189736108491  0.5637686651327454  1.3819959219255353   T   T   T
  5.4254434933851110  0.5637686651327454  4.9481910470263717   T   T   T
  1.2448104226770389  4.8629073990904619  1.3742235606469453   T   T   T
  9.0173520443189350  4.8629073990904619  4.9559634083049575   T   T   T
  7.3144400524209052  2.6777291782093293  4.7509090119546942   T   T   T
  2.9477224145750611  2.6777291782093293  1.5792779569972077   T   T   T
  3.7225315014870977  6.9768679121670418  4.7431366506761075   T   T   T
  6.5396309655088674  6.9768679121670401  1.5870503182757978   T   T   T
  6.3856681630423466  8.5907067162380564  1.3620054209063015   T   T   T
  3.8764943039536122  8.5907067162380564  4.9681815480456013   T   T   T
  2.7937596121085448  4.2915679822803270  1.3542330596277135   T   T   T
  7.4684028548874251  4.2915679822803270  4.9759539093241951   T   T   T
  6.3896813296815420  1.5466103058818628  4.0348910212038280   T   T   T
  3.8724811373144181  1.5466103058818628  2.2952959477480781   T   T   T
  2.7977727787477318  5.8457490398395828  4.0271186599252387   T   T   T
  7.4643896882482315  5.8457490398395828  2.3030683090266697   T   T   T