How to Get Rid of Black Marks on Quartz Countertops

Quartz countertops are popular in many homes due to their durability, aesthetics, and low maintenance. However, like any surface, quartz can get stained and marked over time. Black marks in particular can be unsightly and difficult to remove. Here are some tips on how to get rid of those pesky black marks.

What Causes Black Marks on Quartz?

There are a few common culprits that can leave black marks on quartz countertops:

  • Dyes or pigments: Ingredients in foods and liquids like coffee, wine, and fruit juices contain dark pigments that can stain.
  • Heat: Hot pans, especially cast iron, can scorch and leave burn marks.
  • Metal marks: Iron, steel wool, or other metals can react with the quartz surface and cause greyish-black marks.
  • Mold/mildew: Moisture that sits on the surface allows mold to grow and leave black spots.

Cleaning Methods to Remove Black Marks

Use a Quartz Cleaner

Look for a store-bought cleaner made specifically for quartz. These cleaners contain ingredients like ammonia and solvents tailored to lift stains without damaging the finish. Spray the cleaner directly on the mark and let it sit for 5 minutes before wiping away. Avoid using granite or natural stone cleaners.

Baking Soda and Hydrogen Peroxide

Make a paste with baking soda and hydrogen peroxide. Apply it to the black marks and let it bubble for 20 minutes before scrubbing with a soft brush. Rinse thoroughly. The combination acts as a bleaching agent to lift stains.

Bar Keeper’s Friend

This abrasive powder cleanser works wonders on tough stains. Make a paste with a few tablespoons of the powder and some water. Gently rub it into the marks using a damp sponge or cloth. Rinse thoroughly afterwards. Avoid aggressive scrubbing to prevent dulling the surface.

Mr. Clean Magic Eraser

These melamine cleaning pads can lift pigment stains with minimal scrubbing. Simply wet the eraser and rub gently over the marks in a circular motion. This is a more mild cleaning method compared to other abrasives.

Automotive Polishing Compound

For stubborn burnt marks, use a fine grade automotive polishing compound. Apply with a microfiber cloth and rub in gentle circular motions. This will slowly lift the top layer of the quartz. Follow up by buffing the area to restore shine.

Preventing Future Black Marks

To keep your quartz pristine, follow these care tips:

  • Use cutting boards and trivets for hot items
  • Clean up spills quickly
  • Seal with an impregnating sealer annually
  • Avoid exposing the surface to bleach or dyes
  • Deep clean regularly with a quartz-safe cleaner

With the right products and techniques, you can erase pesky black marks from your quartz. Be sure to test cleaners in an inconspicuous spot first to ensure they don’t etch or discolor the surface. With some patience and elbow grease, you can restore the countertops to a like-new condition.

Frequently Asked Questions

What is the most effective way to remove black marks from quartz?

For most black stains, a store-bought quartz cleaner or baking soda and hydrogen peroxide paste provide the best results. Gently scrubbing with an abrasive like Bar Keeper’s Friend can also lift more stubborn marks.

Can I use bleach to remove stains from my quartz?

No, avoid using bleach or chlorine-based cleaners on quartz countertops. The chemicals can damage and discolor the surface. Opt for hydrogen peroxide instead as a safer bleaching alternative.

Will a Magic Eraser damage my quartz countertop?

Magic Erasers can be used safely on quartz if used gently and in moderation. The melamine material is a mild abrasive that can lift pigment stains with light scrubbing. Avoid excessive rubbing to prevent dulling the surface.

How can I prevent black marks from forming?

Using trivets and cutting boards, wiping spills quickly, sealing annually and cleaning regularly are the best ways to prevent black marks. Avoid exposing quartz to extreme heat, harsh chemicals, or materials that can cause oxidation.

Does quartz need to be re-polished after using abrasive cleaners?

It depends on the product. Mild abrasives like Magic Erasers and soft scrub brushes generally won’t affect the polish. However, repeated use of powders like Bar Keeper’s Friend can dull the surface over time. Use abrasives sparingly, and consider re-polishing annually.


Black marks on quartz countertops can be a nuisance, but with the right cleaning techniques, they can be removed. Using specialty quartz cleaners, baking soda mixes, or mild abrasives, you can break down pigment stains and lift heat marks from the surface. Keeping quartz properly sealed and cared for will also prevent future stains. With some time and effort, you can restore the sleek, glossy look of your countertops. Implement these tips next time black marks appear to get your quartz looking like new again.