Caulk normally used would not work because it s too large a gap.
Remove granite backsplash gap.
If cabinets above the backsplash limit the room you have to swing the hammer angle the putty knife and wedge a corner of the blade into the space between the backsplash and.
Grout is no used between countertop and wall tile.
The thing that is somewhat out of our control are the gaps especially in the high bar where the granite comes into the first backsplash which is the lower part of the gap.
We can control the gap a little bit by shimming up and closing it to a recognizable size to where you wouldn t feel like it s weird.
I was very nervous at first because this was new to me but it was much easier than i thought.
Remove the granite backsplash with a heat gun shims and a hammer.
A pencil tile trim would cover the gap.
During this reno we also had to remove the 4 granite backsplash from the wall.
This past weekend we started on our kitchen backsplash project.
Cover the surfaces near the backsplash with a drop cloth as there will be plenty of falling mortar and possibly sharp pieces of granite falling as you remove the tiles.
To remove a 4 inch granite backsplash with tile above you may have to chip through some tile grout with the putty knife before you can get the knife behind the backsplash.
Darciegage2 has the best solution.
Big box stores have them.