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- How To Polish An Onyx Marble Desk Set Q. I bought an onyx marble pen and pencil set that had an engraving plaque on it. I removed it and of course dulled the shine when trying to clean the glue off. Any way to restore this to new? It is an old Scheaffer marble desk set. The slab is about... Read More
- What is the best way to clean unfilled travertine? Q. My unfilled, but sealed (with a lithofin product) travertine needs a good clean before resealing. What is the best technique for this? There is dirt in the holes, which is obviously worse in heavy wear areas. Thanks A. The best way to clean unfi... Read More
- limestone tile cleaner 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
- Stone Myths Stone Myths By Frederick M. Hueston www.stoneforensics.com Over the past 20years I have heard many stories about the reasons stone will fail, turn color, fade or what ever. Many of these stories are funny and almost all of them are just plain fals... Read More
- Black Granite Fading - Doctored Stone Black Granite Fading By Frederick M. Hueston I have received numerous calls lately concerning the fading of black granite countertops. The most common complaints seem to be on Absolute Black, Black Galaxy, Zimbabwe Black and a few others. I have... Read More
- Efflorescence - Removal and Prevention Efflorescence - Removal and Prevention By Frederick M. Hueston www.stoneforensics.com The crystallization of soluble salts in Historic masonry causes severe deterioration of the substrate. This crystallization is called subfl... Read More
- What is the best way to remove excess traverfill from tile? Q. Travertine floor was cleaned and holes filled w/ dia-glo traverfill. I used razor blade but what is the best way to remove the excess that got on tile? Just buff out then hone and seal? Thanks! A. If the travertine is polished you can polish with ... Read More
- How can I get grout color stains out of my tumbled marble tiles? Q. We tiled our backsplash with tumbled marble subway tiles. We DIDN'T seal the tiles first (DUMB MOVE). Then we grouted half the kitchen and found that not only did we hate the grout color but it colored our light tumbled marble stones a yello... Read More
- How To Repair Etching on Italian Marble 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
- How do we clean white spots from bird droppings on colored concrete? Q. How do we clean white spots from bird droppings on colored concrete? We have a church under construction with tiles on the floor. Windows hadn't been put in yet, and birds came in. The tiles are left stained white from the droppings. Ther... Read More
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