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Q. What can I use to seal the grout on my ceramic tile shower walls and is this something I can do myself?   A. Many brands of grout sealer are available for this purpose. Most sealers are easy to apply, but it is very important make sure the grout... Read More

Q. The shine on our travertine marble has not looked even since it was installed. The installer told us that this was characteristic of the stone. Is this true? A. Your installer is correct. Most travertine contains many holes that are filled with a... Read More

By: Mike Marsoun NuLife Stone Care (www.nulifestonecare.com.au) I have noticed an alarming trade practice here in Australia which desperately needs to be addressed. The root of this problem is the same as in the US where you will find ceramic... Read More

Fred M. Hueston, PhD Sitting in my office one morning I received a call from a very upset home builder. He told me he was building a two million-dollar home on the west coast of Florida. They had installed nearly 3500 square feet of a white statuario... Read More

Q. Hello I am looking for some help to correct water rings on our sealed travertine table. There are splash marks and rings where glasses were placed. This is a brand new table and I'm hoping to fix the rings before sealing the table with a... Read More

Q. I have a granite table with a lacquer finish that has been removed. With the use of silica sand to smooth it and Clorox and water to clean it, the grey, silver and black faded to a much lighter color. I heard to darken it, you can use a dye resin.... Read More

Q. My fireplace surround is a honey colored marble which has become stained black from what I assume is smoke/soot from building fires in it. These stains appear to be below the surface, that is to say that the marble retains its sheen and most of... Read More

Q. We had travertine tile installed 1 1/2 years ago and I had a hole open up and it is gradually getting bigger and now a 2nd hole has opened up too. Don't know what has caused it? Need to know how to fix it? We had it sealed when it was done...... Read More

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   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... Read More