C Si 
 1.0000000000000000
     3.0846778118312850    0.0000000000000000   -0.0000000000000000
    -1.5423389059156425    2.6714093475360881   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000   10.0745155472791250
 C   Si 
   4   4
Selective dynamics
Cartesian
  0.0000000000000000 -0.0000000000000000  0.0000000184136956   T   T   T
 -0.0000000000000000  0.0000000000000000  5.0372577920532571   T   T   T
 -0.0000000000000005  1.7809395650240589  7.5558866787506238   T   T   T
  1.5423389059156425  0.8904697825120295  2.5186289051110649   T   T   T
 -0.0000000000000000  0.0000000000000000  1.8889716833938430   T   T   T
  0.0000000000000000 -0.0000000000000000  6.9262294570334042   T   T   T
 -0.0000000000000005  1.7809395650240589  9.4448583439327578   T   T   T
  1.5423389059156425  0.8904697825120295  4.4076005702931962   T   T   T