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Q. How do I restore my polished marble? It has become very dull. A. Marble is a relatively soft stone. A accumulation of scratches over time can dull the polish. Etching, the whitish marks left on a stone's surface after an acidic substance has... Read More

Q. We have a polished travertine table where someone spilled salsa. We wiped it off right away but the finish has been dulled. What can we do to repair it? A. What you are describing are not stains, they are acid etches. The stone has been... Read More

Q. I recently (last week) had white calacata gold marble installed in my house (2nd home). The marble was SUPPOSED to be honed before they installed it. I am sick...it is very shiny...and I want the dull, old look. Is there any way to achieve this... Read More

A good quality application of silicon impregnator should do the trick. It may also be helpful to install a water treatment system to reduce the calcium in the water. TIP If you squeegee and/or dry the shower wall immediately after a shower you will... Read More

There are several options for making the steps less slippery. Option 1. The steps can be honed and the polish removed. The high-gloss shine will be gone, but the steps will be less slippery. Option 2. Slip tape can purchased at your hardware or home... Read More

This is a frequent problem with professional polishers who use several different polishing methods. Have the professional come back and correct the problem. If he used the recrystallization process, the floor may have contained too much moisture. He... Read More

If the spots are light a #00 steel wool pad may remove them. Use the steel wool dry. If the deposits are heavy use a solution of sulfamic acid and water. Sulfamic acid is sold under the name of sulfamic acid crystals and is used for cleaning grout.... Read More

No, slate does not polish very well. The only way to put any kind of shine on slate is to apply a coating. There are several brands of acrylic coatings designed for slate and other stone. Check with your local janitorial supply or one of the stone... Read More

There is no standard grit size that determines when marble is honed. Generally a 120 or 400 grit is honed, but this will vary from marble to marble. Perform several test patches and determine which grit will give you or your customer the appearance... Read More

The blotchy pattern you are observing is probably moisture. When white marble becomes wet it darkens. When you apply water to the floor , as you do during the polishing procedure, you wet the floor and it darkens. The blotchy appearance will... Read More