Ditch the faux marble base in favor of sitting it directly on something else. I am lucky enough to have a Neuance shelf and this is a perfect match. However, using a maple block, such as made by Mapleshade or Timbernation will reap benefits too.
Two more tips. Throw away the foam cell mat and get a Boston Audio Mat-1. Also, move the motor pod to the front of the table. All these things will have your Spacedeck singing.
Oz