Q. We have a new construction home with dense soapstone. Throughout the house, including the wood floors, tile floors, granite composite sink, and soapstone countertops, I am seeing marks that look like drips or drops. All of the spots are lighter in... Read More

Q. Water feature has chlorine residue buildup causing a white stain on natural rock waterfall. How can I remove the chlorine residue from the rock? A. What you are seeing is likely mineral deposits. Chlorinated water doesn’t cause the deposits,... Read More

Q. We just finished the installation of our walkway with bluestone 4 weeks ago. However, on almost every piece of the stone, there are different shapes and sizes of water stains like footprints or footballs on them and never go away even in the dry... Read More

Q. I have a water circle stain on my limestone. How do I remove the stain? A. Limestone is a porous, calcium carbonate-based stone that is sensitive to acids and moisture. Liquids can absorb into its surface if it's unsealed or the sealer is... Read More

Q. A water stain was caused by a plant pot overflowing, and the overflow stood for 24 hours, leaving an outline. I tried to clean the outline with steel wool and made a worse mark. What can I do? I am not sure if the table is stone or slate. A. Just... Read More

Q. Would rubbing alcohol take permanent marker off of marble? A. You can try using rubbing alcohol on marble to remove a permanent marker stain. NOTE: Follow the manufacturer’s safety precautions when using chemicals. Since it evaporates... Read More

Q. I hired a cleaner and she used a limescale remover with mold control. It appears to have left white stains on my bathroom stone tiles. These don’t wash away with water. What should I do? A. What you’re seeing is likely etching, not... Read More

Q. I have a problem with a marble tabletop and need to get some advice on what may have caused it. The marble has lots of spots plus a few ring-shaped marks. The marks cannot be cleaned off. The table was delivered in pristine condition. Is it... Read More

Q. I have unsealed travertine outdoor tiles that are badly stained from a large pot. This pottery pot had a large palm in it. It became clogged and, with so much rain over time, started oozing dirty water from the pot. The breakdown of the pottery... Read More

Q. Hi - i need help identifying the type of stone on my countertop and the best materials to maintain/ care. A. Without an image or description of your countertop, we cannot determine what type of stone you have. Nevertheless, we will do our best to... Read More