Q. We have a stain on our granite top caused by a bag of peaches. The bag leaked and caused a stain in the granite. What do we use to make a mix to remove the stain?  A. The discoloration on your granite may be a stain, or it may be an etch. The... Read More

Q. I believe I have spill marks of vinegar and also some cleaning solution that stained my marble and limestone floors. I need help in which poultice to use.   A. Marble and limestone are calcium-based stones, which means they are sensitive to acids... Read More

Q. Dear Sir/Madam, i have laid kota stone on my all stairs and corrie doors. after installation of stone, there were few stains on the paints and concrete stain while laying stones. As we didnt know, how to clean the stone, we used thinner and acid... Read More

Q. I hired a cleaner and she used limeaway with mold control from Clorox. And it appeared to have left white stains in my bathroom stone tiles. These don‘t wash away with water. What should I do? A. Unfortunately, this is not a stain that you... Read More

Q: I'm trying to determine what products to purchase for a travertine shower with pepple floor, and a marble countertop. How often is stone-safe cleanser intended to be used? And what is the difference between pH neutral cleaner and other stone... Read More

Q: We purchased and had some beautiful light tan/beige marble installed on our master bathroom floor, 42" glass enclosed (2 sides) shower walls and tub enclosure. After five years, where we attempted to keep the shower walls clean, there is a... Read More

Q: How can I remove etching that has formed on my Lagos Azul floor from cat urine? I cleaned it up pretty quickly but I see etching. A: Etching is the result of any acid coming into contact with the stone. Unfortunately the only way... Read More

Q. What is the best cleaner to use on limestone floors? The floors in my bathroom are starting to look very dirty, with grayish marks and spots all over. A. It sounds like your floors have been etched -- probably by using an acid based cleaner. Many... Read More

Q. I have hard water stains on my soapstone countertops. It is an extremely hard and dense green soapstone, not the softer black and white. The rings and cloudy sponge marks are driving me crazy. My fabricator oiled the countertops and said that they... Read More

Q. I think the cleaning company spilled toilet bowl cleaner on my black granite floor and it left a stain.  What do I do? A. There are several possibilities. One, it is possible that you have a stone that has been 'doctored.' Some less... Read More