Q. I purchased prefab granite counters after being told it was every bit as good as regular granite slabs. They were installed in January and in March I started noticing the granite was cracking and small pieces popping up. A piece got caught in my... Read More

Q. Someone spilled white wine on my onyx table last night. I wiped it up, but this morning I see that it looks like it penetrated the table and left a dull finish about 15 inches wide. Any suggestions on what to do? I have a feeling time is of the... Read More

Q. White Macaubus quartzite was installed yesterday and I noticed this "crack" when I hit gone from work and inspected it. Question is, is it a crack or fissure? When I run my nail over it, it does get caught. Just want to make sure I handle this... Read More

Q. What is the best way to remove a blue stain on flagstone caused by plant fertilizer? It is several days old. The flagstone is an outside border on a raised planter bed. A. Blue fertilizer stains can be challenging on flagstone, especially outdoors... Read More

Q. How can I remove a boiled linseed oil stain from natural stone? A. Boiled linseed oil can leave a dark, sticky, and persistent stain on natural stone that doesn’t respond to simple cleaning. It penetrates the pores of stone and resists water... Read More

Q. I have tried removing rust stains on these stone columns (on testing the base is limestone), and I believe the columns are the same? I've used a number of different branded products and oxalic acid but none of these have removed/lessened the... Read More

Q. What product is successful to remove calcium build-up on our family marble gravestone?  A. The best products for removing calcium build-up on marble gravestones, headstones, monuments, and other exterior marble are cleaners specifically made for... Read More

Q. We spilled some turmeric spice on our blue stone kitchen floor. Any ideas on how to remove it? A. First, blot up any fresh turmeric with a soft cloth or paper towel. Avoid rubbing. It will push the staining agents deeper into the stone. Mix a few... Read More

Q. My housekeeper put straight vinegar on my shiny black marble floor on the entry way only to my bedroom & bathroom. I have ordered an etch removal product. Is this all I need? What else will I need to do? Should I sand the etched area? A.... Read More

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