O Si 
 1.0000000000000000
     4.4677854745997383   -1.7726399858669317   -0.9711909463643417
     1.8386612449443369    2.2385342888410329   -1.0700754858637567
    -0.0511565551083094    3.4556321837182313    3.8939198518840099
 O   Si 
  12   6
Selective dynamics
Cartesian
  0.7304193743467391  4.3114540198738789  3.2483256637605713   T   T   T
  4.8184743099419087  2.4369851488906162  0.5095611653974277   T   T   T
  1.8655275091450247  3.2062375665628329  1.2497327305940069   T   T   T
  1.3170836317541443  3.7875486435999792  2.2378332463613573   T   T   T
  3.8847783472119461  1.6043761287700362  0.2691045638327904   T   T   T
 -0.8984051997661933  1.2754073712492786  1.5269325545166503   T   T   T
  4.3529768059522453  1.8101068733130230  1.5055439693982144   T   T   T
  3.0986349362849026  1.3952591004846329  1.2100575543921199   T   T   T
  4.3910196487518256 -0.3436035675139830 -2.3604537840399606   T   T   T
  3.7255696570161065  1.0197658607996058  2.2911452833047083   T   T   T
  5.0859763236928739  1.1826347297272730  0.5936303307413618   T   T   T
  1.4753613628011555  4.5486143118158999  1.0030875114343492   T   T   T
  4.3924774499506629  0.3656618649146533 -0.7311219008209482   T   T   T
  0.9358707168475802  2.4252409599466542  3.1566669840457080   T   T   T
  2.3096470482309335  0.3724713760182071 -0.0087921213154433   T   T   T
  2.9462505202394640  2.5538148439300730  2.3788309886241135   T   T   T
  1.9064733537553338  2.3384630889142044 -0.3499168199302403   T   T   T
  3.2589975179359527  3.6647704951128639  0.4076390378703658   T   T   T