Expert Answers in Stone Restoration

ANSWER - Denatured alcohol is acidic and can act as a solvent to break down sealers or stains that could be on the stone.  They use oxalic acid in polishing stone because it breaks down…

ANSWER - First you need to determine what caused the smudges on the tile in order to determine how to remove them. If you have a polished porcelain tile there is a condition known as…

ANSWER - There are 3 subcategories of limestone per ASTM C568.   Their physical properties vary from being vary porous to very low absorbing. How fast the limestone will dry depends on how absorbing it is,…

ANSWER - Normally to remove a cementitious haze you use acid, but not just any acid as acid used wrong can cause etching problems.  Never use muriatic acid like what is added to pools.  Sulphamic…

ANSWER - If you have dark stains at the seams of the limestone fireplace, that suggests that the stone installer used a sealant or resin for those joints that bleed into the stone leaving a…

ANSWER - Quartz Stone is a man-made material that is about 90% natural quartz suspended in a resin base. Natural stone and quartz stone can be affected by various chemicals.  The chemicals whether very acidic…

ANSWER - Marble is made up mostly of calcium carbonate, which is a material that is sensitive to acid.  Lemon juice is acidic with a pH around 2; neutral is a pH of 7.   So…

ANSWER - Depending on whether the travertine tiles have been maintained properly or not over the years, it may require a more in-depth cleaning; particularly if there is staining in the stone. Generally speaking, on…

ANSWER - There are many different types of stains, so the trick is to try to determine what caused the stain, because if you know that, then you have a chance at figuring out how…

ANSWER - Urine is acidic.  Even though natural granite is very chemical resistant, if it is subjected to something acidic and it either isn't cleaned timely or properly, then it can etch the surface of…