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I am having trouble polishing a travertine floor. I can get a good polish except for the fact that I have a lot of dull spots on the floor. Why is this and is there a way I can make the shine even across the surface?

Travertine is a marble that has a lot of holes. These holes are filed at the factory with a colored Portland cement. When you polish the marble the fillers do not take a polish. This is why you get dull spots. The only way to eliminate the dull spots... Read More

How To Clean New Marble Surfaces

Q. My new marble floor has a white powder on it. It cleans up with water, but keeps coming back. Is there anything I can use to clean it off permanently? A. This is a common condition, especially if the floor is new. When the marble is installed, it... Read More

My granite floor appears to be developing cracks beneath its surface. These cracks do not go all the way through the tile, but can be seen only in a bright light and only at certain angles. It almost looks as if they’re cracking from the bottom

The condition you are describing is called compression cracking. It is caused by movement of the substrate to which the granite is attached. If the granite tile is set over a plywood floor supported by joists, movement in the floor may be responsible... Read More

Is there an easy way to polish a marble wall surface?

Polishing a wall is time consuming but you can speed the process by using the largest drive plate you can purchase for your polishing machine. I would recommend using at least an eight inch drive plate. Several stone equipment suppliers have machines... Read More

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