O Si 
 1.0000000000000000
    16.3983703372586724    0.0000000000000000    0.0000000000000059
     0.0000000000000000    4.5797081830490276   -0.0000000000000000
     0.0000000000000000   -0.0000000000000000    4.9795259782217176
 O   Si 
  16   8
Selective dynamics
Cartesian
 -0.0000000000000000  1.1449270457622571  4.3132408702366778   T   T   T
  8.1991851686293487  3.4347811372867705  1.8234778811258205   T   T   T
  0.0000000000000007  3.4347811372867705  3.1560480970959004   T   T   T
  8.1991851686293487  1.1449270457622571  0.6662851079850449   T   T   T
  4.0995925843146761  1.8073122794972949  0.0000000000000019   T   T   T
  4.0995925843146743  2.7723959035517307  2.4897629891108619   T   T   T
 12.2987777529440159  4.0971663710218049  2.4897629891108655   T   T   T
 12.2987777529440159  0.4825418120272189  0.0000000000000047   T   T   T
  6.0225969197831661  3.4988033676864805  0.7173507007958548   T   T   T
  2.1765882488461776  1.0809048153625465  3.2071136899067136   T   T   T
 10.3757734174755321  1.2089492761619680  1.7724122883150089   T   T   T
 14.2217820884124926  3.3707589068870649  4.2621752774258761   T   T   T
 14.2217820884124926  1.2089492761619685  3.2071136899067185   T   T   T
 10.3757734174755321  3.3707589068870649  0.7173507007958582   T   T   T
  2.1765882488461776  3.4988033676864805  4.2621752774258708   T   T   T
  6.0225969197831661  1.0809048153625460  1.7724122883150071   T   T   T
 11.3517976243812733 -0.0000000000000000  1.2448814945554347   T   T   T
 13.2457578815067691 -0.0000000000000000  3.7346444836662949   T   T   T
  5.0465727128774276  2.2898540915245142  1.2448814945554321   T   T   T
  3.1526124557519259  2.2898540915245142  3.7346444836662909   T   T   T
  7.1516966527592256 -0.0000000000000000  1.2448814945554330   T   T   T
  1.0474885158701202 -0.0000000000000000  3.7346444836662900   T   T   T
  9.2466736844994593  2.2898540915245142  1.2448814945554338   T   T   T
 15.3508818213885760  2.2898540915245142  3.7346444836662958   T   T   T