EVENTS (Upcoming)










Meetings & Events

Updated April 08, 2021 – SDMG is still under COVID restrictions – no classes, meetings or special events until further notice.

When SDMG classes finally reopen, we expect a huge demand by new and returning students. Current SDMG members will be given first priority to register for classes. As an added incentive to support your club now, ALL memberships, current and future, will be extended for a FREE additional year, through June 30, 2022. So if you haven't joined or renewed you membership since last June (2020), Renew or Sign-up via our web page now. Thank you.



Fri, Sat and Sun, April 9–11, 2021  VISTA, CA – Vista Gem & Mineral Society Annual Tailgate

Venue:  Antique Gas & Steam Engine Museum
   2040 N. Santa Fe Ave., Vista, CA

Hours:  Fri and Sat 10:00am – 5:00pm daily

Admission & Parking:  Free.


This is Southern California largest outdoor gem, mineral and jewelry show with free parking and free admission. Up to 80 sellers, jewelry, slabs, cabs, and rough stones of all kinds. Other items for sale include tools, equipment, and other lapidary related things. There will be a Huge Raffle.


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April 24 – June 7, 2021  (Virtual) – Seventeenth Annual Sinkankas Symposium – Agate and Chalcedony

Online Registration:  Open to all NOW.

Cost:  Free of Charge. A downloadable PDF version of the proceedings will be made available for download free-of-charge on June 1, 2021.

Proceedings:  Printed proceedings may be pre-ordered at a special rate from April 16 to June 1, 2021. Six back issues of the printed proceedings dating to 2014 will be available in addition to the 2021 proceedings. Order online direct from the print house at: The URL for the PDF version of the proceedings will be posted on the official website on June 1st.

Event Venue:  Sinkankas Symposium Eventbrite page
5345 Armada Drive, Carlsbad, CA 92008

Visit the Official Website for Updates:

The theme of the Seventeenth Annual Sinkankas Symposium is Agate and Chalcedony. This annual event features presentations by noted specialists working in diverse gem-related disciplines. The Symposium for 2021 will be a virtual experience hosted on the Sinkankas Symposium Eventbrite page (see link above). It will feature a menu of eight pre-recorded 30 to 40-minute presentations available for viewing on-demand from Saturday, April 24, 2021 until Tuesday, June 1, 2021. (The original end date was extended.) Registration is required to access these presentations.


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