How do I treat an organic and inorganic stain?
Q. How do I treat an organic and inorganic stain?A. The chemical of choice for both Organic and Inorganic stains is Hydrogen Peroxide (30/40 volumes, the clear type – available at your local beauty salon. The one from the drugstore is too weak... Read More
How do I apply a poultice to remove a stain?
Q. How do I apply a poultice to remove a stain?A. How to Make and Apply a Poultice: Before you attempt to remove a stain, it is extremely important to know what has caused it. If you don't know, you may want to consult a stone specialist. There are... Read More
Can enhancing sealing be removed?
Q. The installer of my granite countertop used a color enhancing and impregnating sealer. I wish he would have asked if I wanted the deepened color. Is there any way to return the granite to the original color and then reseal with non enhancin... 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 subfloresc... Read More
Can you polish Mexican pavers?
Q. Can you polish Mexican pavers? A. No. Mexican pavers typically have a patina applied at the factory. This patina is very thin and any attempt at polishing could remove it. I would recommend if you want it to shine apply a topical coating made for... Read More
How to remove white spots on marble
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. T... Read More
How do I clean my travertine and granite counters?
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 addit... Read More
Possible silicone stain on Blue Macauba slab
Q: We made a Blue Macauba conferance table out of 2cm slab. We installed 3/4" plywood on the back of the table with clear silicone spots. This table was in our shop for over a month before we crated it up to ship across the country. The owner ended u... Read More