When recrystallization is used on Thassos marble, yellowing can occur. The yellowing is probably caused by a reaction of the chemicals in the recrystallization product and the iron in the marble. Not all recrystallization products cause this... Read More

Q. I recently washed the mirrors about the marble or granite tiles with vinegar. Now there are spots on the tiles. Is there a way to remove these? It feels a little rough on the top of the spots as if the coating came off a bit. What can I do? A.... 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

Q. I recently (last week) had white calacata gold marble installed in my house (2nd home). The marble was SUPPOSED to be honed before they installed it. I am sick...it is very shiny...and I want the dull, old look. Is there any way to achieve this... 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

Diamonds are the most popular abrasive for honing marble but are not the only abrasive. Alternative abrasives are as follows:SCREENS screens are silicon carbide mesh that can be used dry or wet. The disadvantage with screens are that they wear very... Read More

Q. What is the best way to clean a white marble bathtub? What is the best way to keep it clean? What shampoos and soaps should be used by people in marble bathtubs?   A. The shampoos, soaps, and cleaners you use can damage, stain, or diminish the... Read More

Q. We had mosaic marble tiles installed in our bathroom about a month ago and recently noticed the tiles about 12 inches around the toilet were a darker gray color than the rest of the floor due to a leak in the wax seal when the toilet was replaced... Read More

Q. We grouted our beautifully installed marble backsplash with Mapei FA+ (color: rain) without sealing it first. It is now grey instead of white. Is there anything I can do to restore the tile to its natural color? I wonder how much the grout color... Read More

Q. I have a marble table top with a problem, and I need to get some advice on what may have caused it. There are lots of spots plus a few ring shaped marks. The marks cannot be cleaned off. The table was delivered in pristine condition. Is it... Read More