See Fred Hueston, Chief Technical Director of Stone & Tile PROS, demonstrating how to mix and apply a poultice for removing a stain from natural stone.
Natural stone has inherent imperfections. Resin fills, reinforces, and strengthens the durability of natural stone, but can be problematic if not done properly.
Darkness from moisture in a poultice application can wick out beyond the original stained area. This is not a stain, and the problem is easy to resolve.
There are a number of reasons why benchtop cloudiness or haze can develop. Here are the details about possible causes and solutions for the problem.
Stone countertops, continually exposed to oily or dye-containing substances, are subject to staining. Read this article to learn about countertop protection.