How to Clean Quartz Countertops Silestone

Quartz countertops like Silestone are an increasingly popular option for kitchen and bathroom surfaces due to their durability, aesthetics, and low maintenance. However, quartz still requires regular cleaning to keep it looking its best. Here is a comprehensive guide on how to clean quartz countertops Silestone properly.

What is Silestone Quartz?

Silestone is a brand of quartz countertops made from natural quartz aggregates combined with resins and pigments. This engineered stone is non-porous, making it very resistant to stains, scratches, and heat. Silestone quartz requires minimal maintenance compared to other natural stone surfaces.

Routine Cleaning and Care for Silestone Quartz

  • Use a mild soap and warm water. Dish soap or a stone cleaner are good options.
  • With a soft sponge or cloth, gently wash the surface using circular motions. Avoid abrasive cleaners or pads.
  • Rinse thoroughly with clean water and dry with a soft towel.
  • For dried spills or light stains, use a non-abrasive cleaning pad such as a Magic Eraser.
  • Be careful with acidic substances like lemon juice or vinegar as they can etch the surface over time. Wipe up spills quickly.
  • Avoid exposing the quartz to strong chemicals like paint removers, oven cleaners etc. They can discolor or damage the finish.

How to Remove Common Stains from Silestone Quartz

Oils, grease, food stains: Use a degreasing cleaner made for stone. Apply it to the stain and let sit for 5 minutes before scrubbing gently and rinsing.

Wine, coffee, juice stains: Mix baking soda and water into a paste. Spread on the stain and let sit for 15 minutes before scrubbing and rinsing.

Dried spills, soap scum: Spray with an ammonia-based cleaner and let sit for 10 minutes. Scrub with a soft brush or pad. Rinse thoroughly.

Hard water marks: Use an equal mix of water and 70% isopropyl alcohol. Rub it on the marks and rinse after 5 minutes.

Mold, mildew: Make a cleaning paste with baking soda, hydrogen peroxide, and water. Spread on the affected area and let sit before scrubbing and rinsing.

How to Sanitize and Disinfect Silestone Quartz

  • Diluted bleach solution – Mix 1 part bleach to 10 parts water. Wipe the surface with the solution and rinse thoroughly after 5 minutes.
  • 70% isopropyl alcohol – Spray it directly on the quartz. Let it sit for 5 minutes before wiping dry with a clean cloth.
  • Hydrogen peroxide – Mix with an equal amount of water and wipe on the surface. Allow to sit for 10 minutes then rinse.
  • Vinegar solution – Mix 1 part vinegar with 3 parts water. Wipe it on and rinse after allowing it to sit for 5-10 minutes.

Always avoid exposing Silestone quartz to pure undiluted bleach or vinegar as they can damage the finish. Test cleaning solutions on a small, inconspicuous area first.

Tips for Maintaining Silestone Quartz Countertops

  • Use cutting boards and trivets to protect the surface from knife scratches and hot pans.
  • Clean up spills immediately before they have a chance to seep in and stain.
  • Use coasters under glasses, bottles, and cans.
  • Keep quartz free of dirt and grime through regular light cleaning.
  • Consider resealing the quartz every 2-3 years for added protection.
  • Avoid using cleaners that contain lemon, vinegar or other acids.
  • Do not use abrasive scrub pads, scouring powders etc. as they may scratch the finish.

Can You Use Bleach to Clean Silestone Quartz?

Yes, you can use diluted bleach to occasionally disinfect Silestone quartz. Mix 1 part regular bleach with 10 parts water. Wipe the bleached solution over the surface and allow it to sit for 5-10 minutes before rinsing thoroughly with clean water. Avoid using pure concentrated bleach as it can damage the quartz sealant over time. Always test on a small area first.

How to Remove Etch Marks and Scratches from Silestone Quartz

Minor scratches or etch marks on Silestone can often be buffed out using fine grit sandpaper or a polishing compound for stone. For deeper scratches, contact a professional stone restoration company. They have the specialized tools and expertise to polish out various defects without damaging the quartz.

Does Silestone Quartz Need to Be Sealed?

Silestone does not require sealing thanks to its non-porous nature. Sealing it can lead to a buildup of residue on the surface. However, sealing Silestone every 2-3 years can provide an extra layer of protection, especially for heavily used kitchen counters. Use a sealant specifically formulated for quartz.

FAQ About Cleaning Silestone Quartz Countertops

How often should Silestone quartz counters be cleaned?

Silestone should be cleaned once a week with mild soap and water to prevent buildup of grime. Quick daily wipe downs will also keep it looking fresh.

What cleaning solutions should be avoided on quartz?

Avoid abrasive cleaners, acidic solutions with lemon/vinegar, alkaline solutions like oven cleaner, etc. Stick to mild dish soap, stone cleaners or diluted bleach/hydrogen peroxide.

Can you use Magic Eraser on Silestone?

Yes, Magic Eraser sponges can safely be used to remove dried spills and stains from Silestone quartz without damaging the finish. Be cautious about scrubbing too hard.

How do you remove hard water stains from quartz?

Hard water stains on Silestone can be removed by rubbing the area with equal parts of water and 70% isopropyl alcohol. Let it sit for 5 minutes before wiping clean.

What is the best way to sanitize quartz countertops?

Diluted bleach solution, hydrogen peroxide, vinegar solution, and isopropyl alcohol can all sanitize Silestone quartz effectively. Bleach is the strongest disinfectant.

Can you use Quartz Cleaner on Silestone?

Yes, store-bought quartz cleaners are safe and effective for routine cleaning of Silestone surfaces. Look for ones without acids or abrasives. Follow the label instructions.


With proper routine care and occasional deep cleaning as needed, Silestone quartz countertops will retain their beauty and luster for many years. Avoid harsh chemicals and abrasives. Stick to mild cleaners like dish soap, hydrogen peroxide, or diluted bleach. Treat spills and stains promptly by following the steps outlined above. With some basic maintenance, Silestone quartz surfaces will stay looking fresh.