Granite not only is good for counter tops but is also handy for a table top.
Attach granite to table base.
Because your table will likely be in a location where it might be bumped or moved around occasionally you need the reliability of an adhesive with more grip than silicone can provide.
Granite table tops make beautiful accent pieces.
Usually table legs are screwed directly into the the table or into a bracket that is attached to the table top.
Because it s difficult to clamp an assembly such as this weigh down the base with heavy objects until the adhesive has dried for 24 hours.
This helps to ensure a tight bond when joining the two materials together.
I don t know your design but perhaps use silicone to attach plywood strips to the bottom of your granite and then use screws to attach your table base to the plywood on the bottom of your granite.
Make sure the plywood does not overhang the outside dimension of the cabinet.
Since granite is stone and not wood it needs a different method for attaching table legs.
The plywood supports the granite and gives enough clearance for the bull nose edging to clear the drawers and doors.
To attach the plywood to the frame of the cabinets with screws first drill a pilot hole to keep from splitting the hardwood face frame.
How to attach a stone tabletop to a base.