Hawaii Rock and Mineral Show Spring 2025

Join us at the Kou Ballroom of the Hyatt Regency Waikiki Beach Resort And Spa for a dazzling display of rocks, minerals, and gemstones. Whether you're a seasoned collector or just starting your journey into the world of rocks and minerals, this event is perfect for all mineral enthusiasts.

This is a TWO DAY show

We welcome you the weekend of March 29 & 30 to our Spring 2025 club show with a room full of gems, minerals and fossils for sale and enjoyment by 100% local vendors.

Sat March 29 from 10 am – 7 PM (long hours on Saturday)

Sun March 30 from 9 am to 5 PM

Kou Ballroom at the Hyatt Regency Waikiki Hotel

As always: FREE ADMISSION to our weekend long show and open to the public!

Validated hotel self-parking in Waikīkī at our show. Make it day trip!

Please share this event with your network. Coconut wireless is still da best.

Our Spring ’25 Hawaii Rock and Mineral Show is a great opportunity to see, touch and purchase rocks, gems, minerals, fossils, and even meteorites that we all learn about in school. It’s a remarkable hands-on opportunity for attendees to experience the wonders of geology and planetary sciences in a local, interactive setting. Our club members love to share their passion and knowledge; Please come and join us. Admission is free and parking validated at the show.

Details, parking and maps on our website:

Host or Publisher Rock and Mineral Society of Hawaii