C Si 
 1.0000000000000000
     3.0825103790561110   -0.0000000000000000    0.0000000000000000
    -1.5412551895280555    2.6695322956917922    0.0000000000000000
     0.0000000000000000    0.0000000000000000   15.1011551106427167
 C   Si 
   6   6
Selective dynamics
Cartesian
 -0.0000000000000000 -0.0000000000000000  1.8893055199517148   T   T   T
 -0.0000000000000000 -0.0000000000000000  9.4398830752730678   T   T   T
 -0.0000000000000002  1.7796881971278613 11.9567422604847522   T   T   T
  1.5412551895280564  0.8898440985639307  4.4061647051634010   T   T   T
 -0.0000000000000002  1.7796881971278613  6.9230238900584276   T   T   T
  1.5412551895280564  0.8898440985639307 14.4736014453797868   T   T   T
 -0.0000000000000000  0.0000000000000000  0.0016611311494955   T   T   T
  0.0000000000000000  0.0000000000000000  7.5522386864708535   T   T   T
 -0.0000000000000002  1.7796881971278613 10.0690978715699426   T   T   T
  1.5412551895280564  0.8898440985639307  2.5185203162485887   T   T   T
 -0.0000000000000002  1.7796881971278613  5.0353795014893237   T   T   T
  1.5412551895280564  0.8898440985639307 12.5859570568106829   T   T   T