O Si 
 1.0000000000000000
     4.6714239669970956   -0.0000000000000000   -0.4231968326621497
    -0.0000000000000000    5.7248969648496999   -0.0000000000000000
     1.2122484711939607   -0.0000000000000000    4.6422027823952456
 O   Si 
   8   4
Selective dynamics
Cartesian
  2.4160910564912057 -0.0000000000000000  3.3508629491534778   T   T   T
  4.5487334885512922 -0.0000000000000000  1.9193363723151391   T   T   T
  4.5071926694210784  2.8624484824248508  1.2583536147212631   T   T   T
  2.6166746934325467  2.8624484824248508  3.5513690139521152   T   T   T
  2.4040997775900115  1.4521912788131603  1.3775974976168535   T   T   T
  2.4040997775900115  4.2727056860365416  1.3775974976168535   T   T   T
  5.2752443557551967  4.2730365499629936  3.8713480530432345   T   T   T
  5.2752443557551967  1.4518604148867069  3.8713480530432345   T   T   T
  5.5200559277127956 -0.0000000000000000  3.2190174431844198   T   T   T
  2.9475633547095956 -0.0000000000000000  1.8320539279927119   T   T   T
  1.3330553408776129  2.8624484824248508  4.6525384310060582   T   T   T
  2.9811785390836540  2.8624484824248508  1.9274176345093879   T   T   T