Natural Stone

Q. Our bathroom countertops are dark grey Limestone. There is a 4 inch round white stain on the countertop beside the sink. I THINK IT IS TOOTHPASTE RESIDUE. We are listing our house for sale this week and the stain needs to disappear ASAP. A.... Read More

Q. I am about to purchase a beautiful slab of marble for my pool house. It is called Skyfall marble. It has blue, green hues with grey. The slab is covered with smooth white spots. The distributer said they are natural, but I can't find ANYTHING... Read More

Q. Any help as to how to remove crayon from stone would be greatly appreciated! A. Crayon marks on stone are a combination of wax and pigment. Both will need to be removed from the surface and the pores of the stone. Start by carefully scraping any... Read More

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. Started a project of refinishing my kitchen table. I put polyurethane on the table top. I must have spilled some of the poly on my granite. It has hardened. How do I remove from my granite? Thank you! A. If the polyurethane spill is large, thick,... Read More

Q. A blue candle was left on my stone counter. Heat and humidity caused it to stain the stone blue. How do I remove the stain. If a poultice is recommended, what do I use. Thank you. A. There are two concerns to address here. The wax itself may have... Read More

Q. How can I remove drip stains caused by hydrochloride acid that was mixed 10:1 with water?? I was washing the walls and only left the acid mix on for no longer than 5 mins but the lower tiles have drip lines on them. A. What is the tile is... Read More

Q. We had a quartzite counter island installed. The top was set flat on the cabinet, and there has been no movement. A crack appeared about one month after the installation. The crack goes opposite of the natural veining in the stone. There is a... 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. Can Black Galaxy granite be re-dyed or darkened?  A. Technically, yes, you could attempt to re-dye or darken Black Galaxy granite, but it would not be advisable. Granite is a very dense natural stone, which means it doesn’t absorb liquids,... Read More