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Q. I have a Limestone tile and someone let the polish dry in the grout. How can I remove the polish from the grout? The grout was not sealed. The product was granquartz stone polish. A. Try applying a neutral cleaner to the grout where the polish... Read More

Q. How do I restore my polished marble? It has become very dull. A. Marble is a relatively soft stone. A accumulation of scratches over time can dull the polish. Etching, the whitish marks left on a stone's surface after an acidic substance has... Read More

Q. How do get the stain from furniture polish to come up? We used Scott’s liquid gold and accidentally ended up with a ring on the limestone hearth. A. These type of stains can be difficult to remove. You will need to use a poultice with a... Read More

Graffiti Removal Procedure for Stone, Masonry, and Tile Surfaces By Frederick M. Hueston, www.stoneforensics.com If your beautiful building, wall, or other surface has just become the unintended canvas for graffiti, your first reaction might be to... Read More

There are several methods that can be used to remove spray paint from granite. Time is of the essence, the quicker you can remove the paint the less likely it will penetrate deeply into the stone. If the stone is polished, try scraping the paint... Read More

Q. I have Italian Marble in my foyer and my daughter spilled orange juice on it and etched it. Can it be fixed or does it need to be replaced? A. In most cases, light etching can be fixed by using a marble polishing powder or compound and following... Read More

Q. I would like information on how to remove water etches (?) spots that are not smooth when I run my finger over the spot. It is a honed finish and the spots are more like water spots. There is no colored stain, it is more like dull spots scattered... 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. Hi, there are gray spots where lime juice spattered on my Pietra Cardosa counters. How can these spots/stains be removed? A. What you are describing are etch marks as a result of the acid from the juice. If the damage is very severe, you'll... Read More

Q.  I have a new home (1 year old). I chose to have crema marfil marble installed in the master bath. The entire floor and the walk-in shower are crema marfil. Neither the installer or the contractor gave me any warning about care of the stone and... Read More