How to Fix a Chip on a Quartz Countertop

Chips and cracks in quartz countertops can be an eyesore, but with the right techniques and products, they can often be repaired. Here is a comprehensive guide on how to fix a chip on a quartz countertop.

Assessing the Damage

The first step is to take a close look at the chip and evaluate the severity of the damage.

  • Small, shallow chips may be able to be filled in with a repair kit.
  • Larger or deeper chips that expose the substrate under the quartz may require a more involved repair.

Take note of the size, depth, and location of the chip. This will help determine the best repair method.

Cleaning and Prepping the Area

Before attempting any repairs, thoroughly clean the area around the chip with a nonabrasive cleaner like dish soap and water. This removes any dirt, grease, or debris that could get in the way of the repair.

Use a plastic putty knife to carefully scrape off any loose quartz material around the edges of the chip. This helps create a clean surface for the repair products to adhere to.

Once cleaned, allow the area to fully dry. For best results, lightly sand the chip and exposed edges with 220 grit sandpaper. This roughens the surface for better bonding. Wipe away all dust with a dry cloth.

Filling Small Chips

For small, surface level chips:

  • Apply a thin layer of a quartz countertop repair epoxy using a putty knife. Press firmly to fill the chip flush with the surrounding countertop.
  • Spray activator on top and allow to cure per manufacturer instructions, usually 24 hours.
  • Once fully cured, use 220 grit sandpaper to smooth and blend the repair into the countertop.
  • Clean the area then apply a clear quartz sealing product to help improve durability.

The chip should now be filled and sealed. With small repairs, color matching is usually not an issue.

Repairing Larger Chips

For chips where the substrate is exposed:

  • Mix small batches of a colored quartz filler putty according to manufacturer directions to match the color of the countertop.
  • Press putty firmly into the chip to fill flush with surface. Allow to cure per directions.
  • Once cured, sand smooth with 220 grit sandpaper. Clean area thoroughly.
  • Use fine grit sandpaper to polish and blend repair into surrounding quartz.
  • Apply sealing treatments to improve durability and sheen if desired.

Getting the custom color matched filler putty as close as possible to the original quartz greatly improves seamlessness of the fix.

Preventing Future Damage

To help prevent chips and prolong the life of your quartz:

  • Use cutting boards and hot pads when prepping food. Never cut directly on the quartz.
  • Avoid dropping heavy objects that may chip the surface.
  • Install a sink grid or basin to protect the area around faucets.
  • Seal the countertop annually to improve stain resistance.
  • Handle spills quickly to avoid possible staining agents seeping into pores.

With proper care and maintenance, quartz countertops can remain resilient for years before needing repairs. But when chips do occur, these methods can help restore its appearance. Be sure to closely follow all manufacturer instructions for repair products for best results.

FAQ About Repairing Quartz Chips

Can I repair a chip in my quartz countertop myself?

Yes, with the right materials, smaller chips and cracks can be repaired DIY. Larger repairs may require a professional. Always follow product instructions closely.

How do I find the right color filler putty for my quartz?

Bring a sample of your countertop to the hardware store. They can help match the color and provide a putty designed for quartz repairs.

Is it possible to make a quartz chip repair completely invisible?

With small chips, repairs can be nearly undetectable. Larger repairs may always have some visibility. The right filler and techniques will minimize the appearance.

What is the average cost to repair a quartz countertop chip?

DIY repairs cost between $50-$100 typically. Professional repair costs vary greatly based on damage but average $200-$500.

Should I use epoxy or resin for quartz chips?

Specialty quartz repair compounds, either epoxy or resin, are recommended. Standard adhesives may not bond correctly to quartz.

Can I sand and polish a quartz countertop to remove scratches and chips?

It is not recommended. Sanding destroys the protective top layer and exposes pores that can stain. Targeted repairs are best.

How long do quartz chip repairs last?

With proper installation and care, the average repair should last many years. Avoid direct impacts to repaired areas. Reseal annually.


Chips and cracks in quartz counters are common but definitely repairable. With some simple techniques and quartz-specific repair products, you can often fix chips yourself and restore the appearance of damaged areas. Be sure to thoroughly clean and prep the surface, color match filler putty, allow proper cure times, and blend repairs seamlessly. Regular sealing and maintenance will help repaired areas withstand daily use. With some patience and the right materials, those pesky quartz chips can be a thing of the past.