Typically when you stain a cultured marble vanity top (or it becomes discolored), it’s permanent. The reason is that cultured marble has a protective gel coat. It’s basically a plastic product and if you’ve ever stained plastic you know it’s nearly impossible to remove.

How do you fix discolored cultured marble?

Cleaning Cultured Marble



Experts recommend liquid solutions. Countertop Specialty recommends that you use a capful of bleach mixed with 32 ounces of water. Spray it onto the surface and leave it to penetrate for five minutes. After five minutes, rub with a non-abrasive cloth, rinse with cool water and buff dry.

How do you get yellow stains out of white cultured marble?





Steps to Remove the Stains:

  1. Moisten a soft cloth with white vinegar.
  2. Lay the cloth on top of the hard water stains. …
  3. Allow it to set for several hours.
  4. Remove and rinse completely with cold water.
  5. If the stain remains, make a paste of water and Barkeeper’s Friend.

Can you recolor cultured marble?

Changing the color of your cultured marble can be done using epoxy paint. This paint is extremely toxic and must handled while wearing a ventilation mask.

What can damage cultured marble?

The use of hard abrasives (Comet, Ajax, Soft Scrub, etc.), cleaning pads, steel wool, and certain chemicals may cause serious damage, discoloration, or dullness to the surface of the cultured marble.

How do you whiten discolored marble?

Spread a baking soda mixture over the marble polish it.



Mix three tablespoons (44ml) of baking soda with one quart (946ml) of water. Use a shammy to spread this mixture over your marble surface. Let the mixture sit on your marble for a few hours before wiping it away with a wet cloth.

Can you use baking soda on cultured marble?





Baking Soda and Ammonia Cleaner



For removing stubborn stains from cultured marble, you may require a harsher cleaner. Mix 1/4 cup each of baking soda, vinegar, and ammonia and dilute it in eight cups of water. Wipe the stains with this solution and leave on for 10 minutes. Then wash off with cold water.

Will vinegar damage cultured marble?

Harsh chemicals like bleach and abrasive cleaners can damage the coating on your cultured marble, making it appear dull and causing chemical scuffs. You should also avoid cleaning with white vinegar, as the acid can cause it to pit and lose shine.

Can you use Mr Clean Magic Eraser on cultured marble?

Magic Erasers are abrasive, so avoid using them on delicate countertops such as marble and granite. Not only can you damage the sealant but the eraser may make the countertop appear dull.

Can you use Hydrogen Peroxide on cultured marble?

DO NOT let your cultured marble come in contact with any of the following: Clorox or other Hypochlorite bleaches, Hydrogen Peroxide in any concentration, Drano or other Lye solutions, Sani-Flush or other sodium bisulfate compounds, Paint strippers, Comet, Ajax or other abrasive cleaners.

Why is my white marble turning yellow?



Iron Oxidation



The most common culprit for white marble turning yellow is iron, which can be found in many natural stones. When exposed to water, acids or bleach, the iron in the stone will begin to oxidize and turn it yellow.

Can baking soda stain marble?

He also thought the marble had become etched from the poultice mixture. This so-called “etching” is another matter. Baking soda will not etch marble. It’s probable that what he was seeing was white residue left over from the baking soda.

How do you fix yellowing marble?

Cure: If you suspect yellowing due to improper maintenance, the marble tile will have to be cleaned with an alkaline marble cleaner. I would suggest a heavy duty stone cleaner. Be sure the stone cleaner you buy is alkaline and not an acid since acid will dull the polish.

How do you remove yellow stains from bathroom vanity?



To remove the yellow stains, all you need is some hydrogen peroxide and a clean cloth.

  1. Pour 1 tbsp. …
  2. Dip a clean cloth or towel into the bowl of hydrogen peroxide.
  3. Wring out any excess liquid from the cloth or towel. …
  4. Wipe the yellow stain with the hydrogen peroxide-soaked cloth or towel. …
  5. Let the area air dry.

What causes marble to yellow?

The most common culprit for white marble turning yellow is iron, which can be found in many natural stones. When exposed to water, acids or bleach, the iron in the stone will begin to oxidize and turn it yellow.

Can you bleach cultured marble?

Harsh chemicals like bleach and abrasive cleaners can damage the coating on your cultured marble, making it appear dull and causing chemical scuffs. You should also avoid cleaning with white vinegar, as the acid can cause it to pit and lose shine.

Why is my bathroom countertop turning yellow?

Generalized yellowing over an entire countertop or marble vanity top is usually due to the application of a wax or other topical coating. Waxes and such used to be commonly applied to marble to enhance the shine and provide a bit of surface protection.

How do you fix yellowing marble?



Cure: If you suspect yellowing due to improper maintenance, the marble tile will have to be cleaned with an alkaline marble cleaner. I would suggest a heavy duty stone cleaner. Be sure the stone cleaner you buy is alkaline and not an acid since acid will dull the polish.

How do you fix a discolored countertop?

Make a paste of baking soda and water. Apply the paste to the stain and let sit for five minutes, then rinse off with a soft cloth. Baking soda is a mild abrasive, so don’t scrub. Repeat if necessary.

How do you make cultured marble look new?

Quote from the video:
Quote from Youtube video: Recommendations just realize over time the protective coating is worn off with cleaning. And normal wear and tear periodically polishing them will ensure that they're always protected.

Can cultured marble be restored?

Can Cultured Marble Be Repaired? Yes. Damage to cultured marble can be repaired to a nearly-new condition as long as the transparent gel coat layer on top is still intact. You can make DIY repairs, refinish, and polish the clear coating for pits, light burns, scratches, yellowing, and general dullness.

Can you use Mr clean Magic Eraser on cultured marble?



Magic Erasers are abrasive, so avoid using them on delicate countertops such as marble and granite. Not only can you damage the sealant but the eraser may make the countertop appear dull.