Granite and Marble Rust Stain Remover (2024)

MAR GEL PLUS OXIDANT Rust StainRemoval Kit

MAR GEL PLUS is an advanced and innovative rust stain remover specifically formulated for safe use on marble, limestone, travertine, granite, and concrete.

The unique MAR GEL PLUS formulation allows it to penetrate deeper into the stone than standard products and poultices for more effective and complete stain removal.

Does NOT etch or damage marble(or other acid-sensitive stones) like other rust remover products.

MAR GEL PLUS is applied first in a two-step process. It reacts to remove the rust creating a purple compound that turns darker according to the depth of the rust stain. This purple compound will not stain the stone.

Once applied over the stain to be removed, the product works alone without needing other processes until it completely removes the rust stain. MAR GEL PLUS is easy to use, and its gel formula can be applied on vertical surfaces.

The total dwell time required will vary from 10 minutes to an hour or two for deeply embedded and old rust stains like those that can develop in white marble showers and floors.

OXIDANT is applied next after wiping off the purple compound. It will bind and remove all residues remaining on the stone, completing the stain-removal process. OXIDANT must dwell on the stain for double the amount of time MAR GEL PLUS remained on the stain.

Note: rust stains are sometimes impossible to remove entirely. This product will remove most rust stains, even old andembedded stains. However, it is not guaranteed to remove all stains. Some old or deep stains may be permanent. Replacing the stone is the only option in such cases.

Stain Removal Guide

Marble and granite rust stains occur from metal oxidation of objects left on the surface, repeated exposure to rusty water, or oxidation of metals within the stone itself (common with white marble).

The yellow-orange-brown rust stains are embedded in the stone and cannot be scrubbed away. A rust stain removal process must be used to draw the stain out of the stone.

This powerful DIY rust stain removal kit is formulated to work deep into the stone to lift out and remove the rust stain.

Directions:

  1. Clean the surface with a stone cleaner like the
  2. Dry the surface thoroughly.
  3. Apply the MAR GEL Plus gel so it covers the entire stain but just beyond the edges. If it is large, then consider applying it in sections.
  4. Keep track of the total dwell time.
  5. Allow itto dwell on the stain for as long as needed. The exact dwell time cannot be determined. However, consider how old and deep the stain may be and avoid rushing the process. It may take up to two hours. The gel will continue to darken as it penetrates and reacts with deeper rust stains.
  6. Once it appears the purple color is no longer darkening, allow it to dwell 10 minutes more and then carefully wipe off all the gel with paper towels.
  7. Next, apply OXIDANT over the same area where the MAR GEL PLUS was applied.
  8. Allow it to dwell for twice the amount of time MAR GEL PLUS was on the surface.
  9. Wipe off all OXIDANT with paper towels until dry.
  10. Clean the surface again with the Granite & Marble Cleaning Spray.

If a stain remains, repeat the process. A second round will require much less time to complete.

Different types of "stains" require specific products...

For marble etching(dull spots, glass rings, and water stain removal), use theEtch Remover / Marble Polishing Powder.

For oil, grease, wine, tea, and "organic" stains, use the .

For mold & mildew stains,use the.

For hard water stains,use theSoap Film / Hard Water Remover.

Stone Care: ETCH REMOVER / Marble Polishing Powder

$43.95

Stone Care: Soap Film / Hard Water Remover (1 QT)

$21.95

Add to Cart

Stone Care: Mold and Mildew Stain Remover (1 QT)

$21.95

Add to Cart

Marble and Granite Stain Removal Poultice Paste (1 lb.)

$39.97

Add to Cart

MAR GEL PLUS is applied first in a two-step process. It reacts to remove the rust creating a purple compound that turns darker according to the depth of the rust stain. This purple compound will not stain the stone.

Once applied over the stain to be removed, the product works alone without needing other processes until it completely removes the rust stain. MAR GEL PLUS is easy to use, and its gel formula can be applied on vertical surfaces.

The total dwell time required will vary from 10 minutes to an hour or two for deeply embedded and old rust stains like those that can develop in white marble showers and floors.

OXIDANT is applied next after wiping off the purple compound. It will bind and remove all residues remaining on the stone, completing the stain-removal process. OXIDANT must dwell on the stain for double the amount of time MAR GEL PLUS remained on the stain.

Directions:

  1. Clean the surface with a stone cleaner like the
  2. Dry the surface thoroughly.
  3. Apply the MAR GEL Plus gel so it covers the entire stain but just beyond the edges. If it is large, then consider applying it in sections.
  4. Keep track of the total dwell time.
  5. Allow itto dwell on the stain for as long as needed. The exact dwell time cannot be determined. However, consider how old and deep the stain may be and avoid rushing the process. It may take up to two hours. The gel will continue to darken as it penetrates and reacts with deeper rust stains.
  6. Once it appears the purple color is no longer darkening, allow it to dwell 10 minutes more and then carefully wipe off all the gel with paper towels.
  7. Next, apply OXIDANT over the same area where the MAR GEL PLUS was applied.
  8. Allow it to dwell for twice the amount of time MAR GEL PLUS was on the surface.
  9. Wipe off all OXIDANT with paper towels until dry.
  10. Clean the surface again with the Granite & Marble Cleaning Spray.

If a stain remains, repeat the process. A second round will require much less time to complete.

Note: rust stains are sometimes impossible to remove entirely. This product will remove most rust stains, even old andembedded stains. However, it is not guaranteed to remove all stains. Some old or deep stains may be permanent. Replacing the stone is the only option in such cases.

Granite and Marble Rust Stain Remover (2024)

FAQs

Granite and Marble Rust Stain Remover? ›

One simple way of dealing with surface rust stains is with hydrogen peroxide. You can use a 4% solution to clean like you would with any other cleaner. Just don't go any higher, as you risk damaging your granite countertops.

What removes rust stains from granite? ›

Spray or pour 3 or 4 percent hydrogen peroxide on the stained area, then agitate it with a stone-safe granite cleaning pad or nylon brush. Allow this to sit for 24 hours, then rinse it with water. If the stain remains, it may be time to call in the professionals for repairs.

How do you remove stains from granite? ›

Water and baking soda poultice for granite help remove oil-related stains, while combined water and hydrogen peroxide are great for others. For your mix you want the consistency of a thick paste. It should also have a puffy appearance. Next, apply the paste to the stained area of granite.

Can you use CLR on granite? ›

Can I use CLR on my granite countertop? We do not recommend using our CLR Pro Calcium, Lime and Rust Remover on granite, however, our CLR Pro Bath & CLR Pro Kitchen Cleaners are safe on granite.

What is the most effective rust stain remover? ›

With all that out of the way, POR-15 Rust Remover is perhaps the most effective product evaluated here to clean heavy rust. It starts working in as little as 20 minutes to clean up heavily rusted metal, though, of course, you can soak things for much longer than that, even overnight.

Does rust come out of marble? ›

This may seem concerning, and may even put you off of adding any marble surfaces to your home, but don't worry, many common stains you find on marble, including rust, can be quite easily removed if you're using the right products.

What is the best stain remover for marble? ›

For most organic stains, like food, the Natural Stone Institute recommends cleaning with a solution of 12% hydrogen peroxide and a few drops of ammonia.

Can you use rust remover on marble? ›

Due to the nature of the discoloration and the possibility of damaging the stone, the stain can only be removed by chemical cleaning. The current method for rust cleaning involves application of different ligands and reducing agents mixed in a poultice and placed onto the stone surface.

How do you get stains out of granite or marble? ›

Stain Removal:

For stains on granite or marble countertops, clean with a paste of baking soda and water (for oil-based stains) or hydrogen peroxide (for water-based stains). Apply the paste to the stain, cover with plastic wrap, and tape down the edges.

Does hydrogen peroxide remove stains from granite? ›

Be sure that you're using between 30 and 40 percent Hydrogen Peroxide. This will be the most effective way to treat any of the types of stains mentioned above. Food and drink stains are one of the most common types of stains for you to deal with on your granite countertops.

What is the best cleaner for stains on granite? ›

Mix a few drops of natural dish soap with warm water. Dampen a microfiber cloth in the soapy solution and gently clean the stained area. Be gentle to avoid scratching the granite. Rinse the area with water to remove soap residue.

Can bar keepers friend be used on granite? ›

Let its non-bleach cleaning ingredients do the work. For difficult stains, apply Bar Keepers Friend liquid or make a paste with Bar Keepers Friend powder and let it remain on the surface but for no longer than one minute (don't let it dry, or risk discoloration!) Rub gently as needed, rinse thoroughly.

What is the safest cleaner for granite? ›

For all its temperamental qualities, natural stone is quite easy to clean; regular soap and water are truly all you need to keep granite surfaces clean and sparkling.

How do you remove rust from countertop? ›

Baking Soda + Water

Baking soda will chemically absorb the rust stain, leaving your quartz countertops safe and clean. Step 1: Mix equal parts baking soda with equal parts water until it has a paste-like consistency. Step 2: Apply the baking soda paste to the affected area and let sit for 10-15 minutes.

Can rust stains be removed from granite? ›

One of the most popular methods for rust removal in granite countertops involves rust cleaner and flour. This is the most successful method in most cases, but it also involves a lot of work. You'll need to buy a type of heavy-duty rust remover and mix it with flour.

How do you remove orange stains from granite? ›

How to Remove Stubborn Stains
  1. Mix baking soda and water until a paste forms.
  2. Gently spread the paste over the stain.
  3. Let the paste sit overnight.
  4. Rinse the area with water to remove any baking soda paste residue left behind.
  5. Dry with a clean, dry microfiber cloth.
Jan 5, 2024

Can you put hydrogen peroxide on granite? ›

Mix baking soda, hydrogen peroxide, and warm water in a bowl until there is a thick paste. Though commonly used as a wound disinfectant, hydrogen peroxide also works wonders on your granite tops. A solution of hydrogen peroxide removes stains without bleaching or discoloring your countertops.

Will vinegar remove rust from stone? ›

It is appealing to use numerous DIY methods to eliminate rust from your natural stones. Mostly suggest using acidic substances and common household cleaners such as applying vinegar or lemon juice to the stain. However, these may worsen the problem rather than solving it.

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