O Si 
 1.0000000000000000
     4.1406490688604851    0.0000000000000000    0.0000000000000000
     0.0000000000000000    5.0082031065456301    0.0000000000000000
     0.0000000000000000    0.0000000000000000    4.4839872459764365
 O   Si 
   8   4
Selective dynamics
Cartesian
  1.1336541477110467  3.1212481538275676  0.3711319317335833   T   T   T
  0.9366703867191891  4.3910565059908793  2.6131255547218024   T   T   T
  3.0069949211493920  3.1212481538275676  1.8708616912546536   T   T   T
  3.2039786821412886  4.3910565059908793  4.1128553142429753   T   T   T
  3.0069949211493920  1.8869549527180665  4.1128553142429753   T   T   T
  3.2039786821412886  0.6171466005547657  1.8708616912546536   T   T   T
  1.1336541477110467  1.8869549527180665  2.6131255547218024   T   T   T
  0.9366703867191891  0.6171466005547659  0.3711319317335833   T   T   T
 -0.0000000000000000  4.2389651828616852  1.1209968114941176   T   T   T
  2.0703245344302483  3.2733394769567892  3.3629904344823607   T   T   T
  0.0000000000000000  0.7692379236839999  3.3629904344823607   T   T   T
  2.0703245344302483  1.7348636295888302  1.1209968114941176   T   T   T