O Si 
 1.0000000000000000
     6.9159842774310700   -0.0000000000000000    0.2558504898604605
    -0.0000000000000000    7.5012831170245837   -0.0000000000000000
     1.7122093601207695   -0.0000000000000000    6.6356920827986912
 O   Si 
  16   8
Selective dynamics
Cartesian
 -0.0000000000000000  0.1592395988879061 -0.0000000000000000   T   T   T
  3.4579921387155625  3.9098811574002843  0.1279252449302302   T   T   T
  0.8561046800603950  4.0038605440210020  3.3178460413993784   T   T   T
  4.3140968187759245  0.2532189855086062  3.4457712863296490   T   T   T
  3.4668758521594083  2.3221104858298869  2.2087482091700807   T   T   T
  5.1613177853924146  2.3221104858298611  4.6827943634891502   T   T   T
  6.9248679908750459  6.0727520443422307  2.3366734541003065   T   T   T
  1.7033256466768949  6.0727520443422440  4.5548691185589227   T   T   T
  3.1242439909471829  4.7980626826199169  2.5939966325081270   T   T   T
  5.5039496466047488  4.7980626826199133  4.2975459401510898   T   T   T
  6.5822361296627498  1.0474211241075548  2.7219218774383682   T   T   T
  2.0459575078891947  1.0474211241075526  4.1696206952208810   T   T   T
  6.6027702112534294  0.2266212646521842  5.1140458900333687   T   T   T
  2.0254234262985982  0.2266212646521842  1.7774966826258911   T   T   T
  3.1447780725377550  3.9772628231645890  4.9861206451031919   T   T   T
  5.4834155650141509  3.9772628231645899  1.9054219275561084   T   T   T
  7.3689505072061356  7.5156831131471833  1.7675711406778105   T   T   T
  1.2592431303458156  7.5156831131472117  5.1239714319814231   T   T   T
  3.9109583684905518  3.7650415546347795  1.6396458957475806   T   T   T
  4.7172352690613533  3.7650415546348026  5.2518966769116222   T   T   T
  5.6494850553011347  0.9392938594404445  4.0340056445487553   T   T   T
  2.9787085822507766  0.9392938594404452  2.8575369281104015   T   T   T
  2.1914929165855548  4.6899354179528387  3.9060803996185931   T   T   T
  6.4367007209662619  4.6899354179528334  2.9854621730406476   T   T   T