O Si 
 1.0000000000000000
     6.2332099760291424    0.0000000000000000   -0.0000000000000000
     0.0000000000000000    6.2332099760291433    0.0000000000000000
    -0.0000000000000000    0.0000000000000000    8.5718072460791266
 O   Si 
  16   8
Selective dynamics
Cartesian
  2.3216092457716053  2.3216092457716053  2.1429518115197808   T   T   T
  3.9116007302575313  3.9116007302575317  2.1429518115197808   T   T   T
  2.3216092457716053  3.9116007302575317  6.4288554345593445   T   T   T
  3.9116007302575313  2.3216092457716053  6.4288554345593445   T   T   T
 -0.0000000000000008  3.1166049880145694  5.7353150433037214   T   T   T
  3.1166049880145676 -0.0000000000000008  2.8364922027753945   T   T   T
 -0.0000000000000008  3.1166049880145694  1.4494114202641639   T   T   T
  3.1166049880145676 -0.0000000000000008  7.1223958258149622   T   T   T
  1.8516806577251625  1.8918201111148187  8.2934797110631919   T   T   T
  4.3815293183039756  4.3413898649143183  8.2934797110631919   T   T   T
  1.8918201111148190  4.3815293183039801  0.2783275350159275   T   T   T
  4.3413898649143219  1.8516806577251614  0.2783275350159275   T   T   T
  1.8516806577251625  4.3413898649143183  4.0075760880236331   T   T   T
  4.3815293183039756  1.8918201111148187  4.0075760880236331   T   T   T
  1.8918201111148190  1.8516806577251614  4.5642311580554891   T   T   T
  4.3413898649143219  4.3815293183039801  4.5642311580554891   T   T   T
  3.3028601972452414  1.4736152703112433  7.6562730679154027   T   T   T
  2.9303497787838961  4.7595947057178956  7.6562730679154027   T   T   T
  1.4736152703112442  2.9303497787838970  0.9155341781637132   T   T   T
  4.7595947057178947  3.3028601972452440  0.9155341781637132   T   T   T
  3.3028601972452414  4.7595947057178956  3.3703694448758506   T   T   T
  2.9303497787838961  1.4736152703112433  3.3703694448758506   T   T   T
  1.4736152703112442  3.3028601972452440  5.2014378012032818   T   T   T
  4.7595947057178947  2.9303497787838970  5.2014378012032818   T   T   T