Q. We just installed our new quartzite slab on our kitchen island and three days later we have a distinctly round stain from where our olive oil dispenser was sitting on the counter. Should I be using a poultice to get this out, or is there a better... Read More

Q. My Pietra Cardosa countertops are darkening around the sink and other areas that are not covered for example around the toaster oven. I tried a paste that removes oil stains but it didn’t work. What do you suggest? A. There are several... Read More

Q. What is causing the yellow staining around the faucet on my bathroom vanity? How can I prevent this from happening? How do I remove the yellow stains? Any assistance you can offer would be greatly appreciated. I’m trying to sell the house... Read More

Q. We had mosaic marble tiles installed in our bathroom about a month ago and recently noticed the tiles about 12 inches around the toilet were a darker gray color than the rest of the floor due to a leak in the wax seal when the toilet was replaced.... Read More

Q. I have a shower floor that has small stones of different colors and it is yellowing in 3 places. This started right after it was installed. Someone told me it was iron in water. How do I get rid of the yellowing? It‘s in the grout and on the... 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. I am a project manager for an insurance company. I have a project at a post office that has terrazzo floors. It looks like there are long cracks that I assume follow a stress crack in the concrete below. I need to give the customer an idea what it... Read More

Q. After making homemade bath bar soap (consisting of tallow, coconut oil, palm oil, and lye), upon removal from the forms, we placed the soap blocks on wax paper and set it on our quartz counter tops. After being gone for a few days, we returned to... Read More

Q. How and with what do I address a crack in a travertine table top? A. Many problems with natural stone can be resolved by homeowners. Other problems require the services of a stone restoration professional. Before you move forward with DIY repair... 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