A Resource of Stone and Tile Restoration

The white veins in the black marble floor in my customer’s bathroom appear to be crumbling and disintegrating. What’s causing this, and can it be repaired?

Jan 20, 2022 0 0 735 0/5 (0 Vote)

Black marble, especially Negro marquina, is very susceptible to spalling. Spalling is a condition in which the stone flakes off and falls apart. Several factors can cause spalling: excess moisture, choice of setting material and method, the polishing... Read More

How To Remove Coffee Stain On Porcelain Tile

Sep 6, 2019 coffee stain, porcelain tile 0 0 627 0/5 (0 Vote)

Q. I spilled some coffee in my tile and it won‘t come off. I tried floor cleaning solution, vinegar and water, vinegar and baking soda, watered bleach, hydrogen peroxide. Nothing seems to work. I am pretty sure it is porcelain tile. Once you... Read More

How to remove coffee stains from new granite countertops

Aug 9, 2018 how to remove coffee stain from granite, stain removal 0 0 460 0/5 (0 Vote)

I have new carpet and it got coffee stains. Please help me guide on how to remove coffee stains from my new carpet ? Read More

We have Italian marble on the lobby floors in our commercial office buildings. Recently, we have noticed several problems: 1. Entire tiles are evenly discoloring yellow or grey and 2) Rust-like stains are appearing in an area near the door. What

Jan 21, 2022 0 0 578 0/5 (0 Vote)

The yellowing and graying of certain Italian and Greek white marbles is a common problem that I see all over the country. There are several possible causes for this condition: Maintenance technique-Take a close look at your maintenance program. Are... Read More

The slate steps on our front porch have developed a hard white deposit coming from the grout lines. How can we clean it off?

Jan 21, 2022 0 0 761 0/5 (0 Vote)

The white deposits are salts, which are bleeding through from the grout joints or from the mortar. An acid wash will be required to remove the salts. If the deposits are heavy, try scraping them off before washing the slate with acid. Several acid... Read More

The green marble floor in our bathroom is acquiring a specked white appearance that won’t clean off. What can I use to clean it?

Jan 21, 2022 0 0 726 0/5 (0 Vote)

First, you need to determine whether or not the white specks you describe are on the surface of the marble. If you can’t clean them off, chances are they lie below the surface of the marble. If this is the case, it is possible that there are... Read More

My customer has a new marble floor that has a white powder on it. It cleans up with water and soap, but keeps coming back. Is there anything I can use to clean it off permanently?

Jan 20, 2022 0 0 891 0/5 (0 Vote)

This a common condition, especially if the floor is new. When the marble is installed, it is set in a mortar base that is wet; as the moisture leaves the mortar, it carries with it dissolved salts which are deposited on the surface of the stone. This... Read More

I have a white marble floor that has been coated with a polyurethane -- the same type that is applied to wood floors. What is the best method to remove the urethane? Can I grind it off or will I need to use a stripper of some sort?

Jan 20, 2022 0 0 680 0/5 (0 Vote)

Depending on how thick the urethane is you might be able to grind it off. Grinding can be difficult and can clog your abrasives. The best solution will be to chemically strip the tile. Use a stripper designed for removing polyurethane. Be careful... Read More

Can Acrylic Be Stripped Off Marble Floors?

Sep 6, 2019 marble, stripping, acrylic 0 0 482 0/5 (0 Vote)

Q. Can acrylic be stripped off marble floors? A. Yes, acrylic or any sort of topical coating can be stripped off of a marble floor. However, the process can be problematic, so it is not advisable to attempt this as a do it yourself project. Stripper,... Read More

How do I take wax off a travertine floor?

Dec 30, 2008 travertine, wax removal 0 0 518 0/5 (0 Vote)

Q. How do I take wax off a travertine floor? A. You will need to use an alkaline stripper / degreaser. Be careful to follow the instructions on the label. Fred Hueston Chief Technical Director, SurpHaces President, Stone Forensics Read More