O Si 
 1.0000000000000000
     4.6168828154088759   -0.0000000000000000    0.0000000000000000
     0.0000000000000000    4.6168828154088741   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000001   10.7005203940664639
 O   Si 
  16   8
Selective dynamics
Cartesian
  2.3084414077044695  1.6880333467062918 -0.0000000000000000   T   T   T
  2.3084414077044695  2.9288494687025799  5.3502601970332186   T   T   T
  2.9288494687026101  2.3084414077044522  8.0253902955497747   T   T   T
  1.6880333467063182  2.3084414077044522  2.6751300985166093   T   T   T
  0.4185830052156671  0.4185830052156583  6.6878252462915224   T   T   T
  4.1982998101932933  4.1982998101932179  1.3375650492583049   T   T   T
  4.1982998101932933  0.4185830052156583  4.0126951477748873   T   T   T
  0.4185830052156671  4.1982998101932179  9.3629553448080820   T   T   T
  4.3654636429446674  1.8907755570187508  1.3738600531158123   T   T   T
  0.2514191724643238  2.7261072583901469  6.7241202501489861   T   T   T
  2.7261072583901869  4.3654636429446274  9.3992503486655838   T   T   T
  1.8907755570187739  0.2514191724643189  4.0489901516323785   T   T   T
  0.2514191724643242  1.8907755570187472  9.3266603409507347   T   T   T
  4.3654636429446709  2.7261072583901562  3.9764001439173939   T   T   T
  1.8907755570187734  4.3654636429446292  1.3012700454007917   T   T   T
  2.7261072583901957  0.2514191724643182  6.6515302424340108   T   T   T
  3.1687027412428406  0.7955872156285557  1.0940090552871808   T   T   T
  1.4481800741661197  3.8212955997803468  6.4442692523203720   T   T   T
  3.8212955997804001  3.1687027412428033  9.1193993508368454   T   T   T
  0.7955872156285645  1.4481800741661151  3.7691391538037520   T   T   T
  1.4481800741661144  0.7955872156285546  9.6065113387793257   T   T   T
  3.1687027412428428  3.8212955997803486  4.2562511417460236   T   T   T
  0.7955872156285676  3.1687027412427997  1.5811210432294243   T   T   T
  3.8212955997804028  1.4481800741661071  6.9313812402625663   T   T   T