Skip to Content

Articles Search Results

Is granite more porous than marble?

Yes, granite is more porous then marble. The pores in granite are generally much larger than marble and therefore will absorb more water. For this reason it is absolutely necessary to apply an impregnating sealer to granite. FYI Most people consider... Read More

I have to restore an outdoor sign that is made of a black agglomerate marble, the sign is faded and is very gray. I performed a small test patch and I was successful at restoring the sign. The question I have is, what caused the agglomerate to fade a

Agglomerate marbles are made of a combination of marble chips and a polyester resin. Polyester resins are very sensitive to ultraviolet light(UV) and therefore should not be used outdoors. To answer your question, yes, the marble will fade in a very... Read More

Does sealer make marble more porous over time?

Q. My friend cleans houses for a living, she mentioned she has seen marble showers become porous with time. Is this due to having a sealant?   A. Marble is a porous stone. Sealers can enhance stain resistance by filling the pores of the stone and... Read More

Results 11 - 17 of 17