Hot answers tagged silicone
Escutcheon = the cover plate used over a hole in a surface that exists to allow a pipe/fitting to go through the wall. Your first picture looks like it's a simple case of the escutcheon needing to be re-caulked. Using a scraper, clean the existing caulk completely from the wall, then apply a new clean bead of bathroom grade white silicon caulk around the ...
The silicone will penetrate into the micro fissures on the surface of the stone. It will also be rather hard to get off once you attempt to remove the mats. You can get most of the silicon bead off with a sharp putty knife and/or a razor blade type window scraper. However the part that has penetrated down into the surface fissures will be nearly impossible ...
Sometimes, I've had success with an eraser: It won't damage tile, but results depend on how porous/grippy the tile surface is. Amazon sells them, so should any local Office Supply or School Supply store.
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