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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... 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

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'm totally confused and need help. I'm looking to redo my bathroom and getting different answers on the use of stone tiles for the bathroom and shower. I have been told everything from it is very easy to seal and should only to be... Read More

Q. Where can I find information about caring for my stone? A. You can always count on SurpHaces.com to be a source for information on caring for your marble, travertine, granite, onyx, limestone and other natural stone. You may also want to download... Read More

Q. Can I remove etching from my stone? A. Maybe. If it is polished marble or travertine or onyx, then there’s hope. If it is hone-finished marble or travertine, or hone-finished slate (like a chalk-board), or mixed "granite" then you’d... Read More

Q. How do I care for my newly installed floors?   A. The best thing to have done to a brand-new polished stone floor is a detailing job by a properly trained janitor, or a professional stone refinisher. Detailing means deep-cleaning every square... Read More

How to Remove Oil Stains on a Granite Floor Oily stains on a granite floor can be difficult to remove. Assuming you have not had success cleaning the affected area, your next step is to apply a poultice.  Fred Hueston, Chief Technical Director of... Read More

Mildew can be difficult to remove from silicone caulking because it grows into the caulking. I suggest removing the caulking with a putty knife and replacing it with new caulk. If replacement is out of the question, you may want to try applying Soft... Read More

Q. What is the best way to remove ivy and other vines from brick, stone, and masonry walls?  A. Ivy growing on the side of a home or building creates a feeling of warmth, reassurance, and interest, however the tendrils or aerial roots can grow into... Read More