O Si 
 1.0000000000000000
     7.6908852442016382    0.0000000000000000    0.0000000000000000
     0.0000000000000000    8.6322296277676305    0.0000000000000000
     0.0000000000000000    0.0000000000000000    4.6404826017326988
 O   Si 
  16   8
Selective dynamics
Cartesian
  2.1195794555053831 -0.0000000000000000 -0.0000000000000000   T   T   T
  5.5713057886962449 -0.0000000000000000  2.3202413008663498   T   T   T
  5.9650220776061955  4.3161148138838152 -0.0000000000000000   T   T   T
  1.7258631665954325  4.3161148138838152  2.3202413008663498   T   T   T
  0.0000000000000000  7.6110567181337778  1.1601206504331749   T   T   T
 -0.0000000000000000  1.0211729096338567  3.4803619512995270   T   T   T
  3.8454426221008156  3.2949419042499577  1.1601206504331749   T   T   T
  3.8454426221008156  5.3372877235176670  3.4803619512995270   T   T   T
  5.2837374383610118  1.7956092113930391  4.2109722680533457   T   T   T
  2.4071478058406157  6.8366204163745969  1.8907309671869963   T   T   T
  2.4071478058406157  1.7956092113930391  2.7497516345457034   T   T   T
  5.2837374383610118  6.8366204163745969  0.4295103336793537   T   T   T
  1.4382948162601972  6.1117240252768532  4.2109722680533457   T   T   T
  6.2525904279414393  2.5205056024907759  1.8907309671869963   T   T   T
  6.2525904279414393  6.1117240252768532  2.7497516345457034   T   T   T
  1.4382948162601972  2.5205056024907759  0.4295103336793537   T   T   T
  6.1966418685110494  1.3358220096111568  2.9721317374772891   T   T   T
  1.4942433756905769  7.2964076181564819  0.6518904366109379   T   T   T
  1.4942433756905769  1.3358220096111568  3.9885921651217635   T   T   T
  6.1966418685110494  7.2964076181564819  1.6683508642554152   T   T   T
  2.3511992464102365  5.6519368234949736  2.9721317374772891   T   T   T
  5.3396859977913920  2.9802928042726604  0.6518904366109379   T   T   T
  5.3396859977913920  5.6519368234949736  3.9885921651217635   T   T   T
  2.3511992464102365  2.9802928042726604  1.6683508642554152   T   T   T