Q. I have a marble backsplash and there is grease from cooking in the grout. How do I get the grease out of the grout without ruining the marble? A. Marble is very sensitive to acids and abrasives, so the goal is to clean the grout without harming... Read More

Q. A rubber-backed coir mat stained my pavers. How do I remove it? A. Before attempting full stain removal, it’s best to perform a small test poultice using an appropriate solvent such as methyl ethyl ketone (MEK) or mineral spirits. NOTE:... Read More

Q. I just bought a house that has very dated floral designs baked into various kitchen tiles on the counters and backsplash. Is it possible to remove the design and repaint the tile? I would be ok with a different color tile as long as I could remove... Read More

Q. I purchased an oil stain remover poultice and used it on my light, whitish-gray quartzite to remove a very faint oil ring. I only used the product on one section. Now, that area is white, almost bleached. From what I can tell, the stain is gone. I... Read More

Q. Help! I have mysterious stains on my new marble patio pavers at our home in South Florida. Our stone was set in sand over concrete less than two weeks ago. We noticed red-brown stains after it rained. I’m frustrated because I can remove the... Read More

Q. After we applied a color enhancer to our Eromosa stone (from Owen Sound, Ontario), we noticed some efflorescence. Not sure if it was there before the enhancer was applied. Is there any way to get rid of it? A. What you’re seeing is very... Read More

Q. I bought 3 beautiful slabs of quartzite for my bathroom countertops and tub surround. The stone company I purchased them from told me it was very hard stone and to make sure my fabricator could work with it. My fabricator said "no problem". My... Read More

Q. We recently decided to use our small patio set, and we took it out of storage, and there is a broken bird a egg on the stone top. Obviously, this must have happened in spring. The contents of the egg is as hard as a rock. Is there a safe solution... Read More

Q. I cleaned soot off my fireplace stone, but it won't come out where it has seeped into the stone. A. Smoke and soot are made up of very fine carbon and oily particles that can become absorbed into the surface of porous stone. Once that happens... Read More

Q. We have a new Calcutta Matarazzo Dolomite kitchen honed bench top. Only in use since Xmas Day 2025. We are seeing shiny streaks across the surface. Do we need to request the stonemason to return and repolish the surface, or can you advise of... Read More