Q. How do I remove a wine stain from my limestone floors. Also, how do I clean and seal my floors? I’ve had them for 10 years and they need cleaning in high traffic areas. A. Limestone is a beautiful but delicate calcium-based stone, and its... Read More

Q. What should I use to get out polyurethane stain on my sandstone step? A. The methods for removing polyurethane from stone will vary, depending on what type of polyurethane caused the stain. Each type behaves differently once it hardens or seeps... Read More

Q. There are black mildew stains around the drain of my travertine sink. I was away when they appeared and had a house guest during that time using the bathroom. I don't know nor does she know how the stains got there. The sink was new. I did... Read More

Q: We are preparing our house for sale and have installed beautiful granite counters in the kitchen, and what our installer tells us is Travertine in the bathroom on a ready-made cabinet. The granite was professionally sealed and is a wonderful... Read More

Q.  Hi. I just had a question about being able to remove some water stains on a granite countertop. I worked in August on two tables, which are granite and the white, somewhat sparkly you know, on it. It seems like they were retaining the water... Read More

Q. Help!!! I have honed crema marfil marble. I had a plumber relocate my sink, which required the destruction at least 4 tiles. I purchased tiles to replace the four, however, they are much lighter than what has been already installed. Is there any... Read More

Q. How can I find out if I need to seal my stone?A. To find out if your stone should be sealed, spill some water on it and wait for approximately half an hour, then wipe it dry. If the surface of the stone did not darken where the water was, it means... Read More

Q. I have a travertine dining room table. What should I do to seal it and how should I clean it?A. Regarding sealing travertine, check first to see if sealing is required. Begin by spilling some clean fresh water on it and leave it for 30 minutes.... Read More

Q. My honed black granite looks streaky, (from sealer application). How do I remove the sealer or do I need to re-sand the stone?A. You may have to call in a stone restoration professional on this. But first try this: Pour some acetone (the kind you... Read More

Q. I applied a sealer twice, but the stone still darkens when it gets wet. Should I seal it again?A. If your stone still darkens when your pour water onto it (rather than just beading up), then it should have another application of sealer. SomeÂ... Read More