AltGems
Updated as of June 2026

How to clean and care for Agate

Durable. Clean with warm soapy water and a soft brush. Avoid prolonged heat and harsh chemicals.

Step by step

  1. Fill a bowl with warm water and a few drops of mild dish soap.
  2. Soak the piece briefly, then gently brush with a soft toothbrush. Be gentle, this stone is softer.
  3. Rinse in clean water (keep a strainer over the drain) and pat dry with a lint-free cloth.
  4. Store in a soft pouch away from harder gems that could scratch it.
Keep it sparkling
Shop gentle jewelry cleaning kits
Shop now

You may also like

5.4

Jasper

Brown · Mohs 6.75
5.8

Carnelian

Orange · Mohs 6.75
5.4

Onyx

Black · Mohs 6.75

Frequently asked questions

How do you clean Agate?
Durable. Clean with warm soapy water and a soft brush. Avoid prolonged heat and harsh chemicals.
Can you use an ultrasonic cleaner on Agate?
No. Agate can be damaged by ultrasonic or steam cleaners. Stick to warm soapy water and a soft cloth.
Does Agate scratch easily?
Agate rates 6.75 on the Mohs scale. That is on the softer side, so handle and store it carefully.