Join or renew

New members/Students for 2021

Join Online for 2021 (Credit Cards Only)

MS Word or PDF Paper Applications for 2021 (For Checks or Credit Cards)

  • Make checks payable to The Clay Minerals Society.
  • Checks must be in U.S. dollars and drawn on a U.S. bank.
  • Discover, Visa, MasterCard, American Express, or UnionPay (银联) may also be used.
  • Please include card number, cardholder name, expiration date, and credit card security number (CVV2 or CID)

Do not send credit card information by email.

Members/Students renewal for 2021

Renewing online requires a Username = Email Address and Password = Member ID

Renew Online for 2021