EVENTS (Upcoming)









I. SDMG & GSSD Meetings & Events
ALL Activities held in the SDMG Bldg and
ALL SDMG Classes and Events are SUSPENDED

We have been closely monitoring public health updates on the novel coronavirus (COVID-19) pandemic, and we regret having to CLOSE the SDMG Building to ALL regularly scheduled activites and SUSPENSION of SDMG-sponsored events -- effective immediately through April 5, 2020. Suspended activities or meetings include the following:

  • ALL SDMG Classes -- The Workshop is CLOSED
  • NO SDMG General Meeting in March
  • Southwestern Miners and Prospectors Association meeting
  • GSSD Meeting (Monday, April 6, 2020)
  • SDMG Annual Spring Barbeque (Saturday, May 2, 2020)


Events and Activities not sponsored by SDMG

Many events of interest to the community of gem-mineral enthusiasts are posted on this web page. In response to local, state and federal guidance, many planned events have been cancelled and more events may be cancelled in the coming days. At this time it is not possible to forecast likely or unlikely cancellations in the weeks and months ahead. If and when information is made available to us, changes to event status will be updated here. However, check the websites of event sponsors regularly for updates on their status. In the meantime, please be patient, stay safe and stay at home as much as you can.


Shows and events held through April 2020 appear in
The Pegmatite (April 2020)
Download a membership application »
or Renew online – Details »

II. On the Go… To a Show & Other Events

Ongoing  San Diego, CA – San Diego Natural History Museum: "The Nat" [exhibition]

Sat, March 21, 2020 – FALLBROOK, CA – Fallbrook Gem & Mineral Society Annual Rough 'N' Cut Show -- CANCELLED

Sat & Sun, March 28–29, 2020  TORRANCE, CA – South Bay Lapidary & Mineral Society Annual Show – "Nature's Treasures" CANCELLED

Thu thru Sun, April 2–5, 2020  JOSHUA TREE, CA – JT Sportsmans Club Annual Show -- CANCELLED

Fri and Sat, April 3–4, 2020  EL CENTRO, CA – BLM Field Tour and Desert District Advisory Council Meeting -- CANCELLED

Fri, Sat & Sun, April 3–5, 2020  VISTA, CA – Vista Gem & Mineral Tailgate -- CANCELLED

Sat & Sun, April 18–19, 2020  THOUSAND OAKS, CA – Conejo Gem & Mineral Club Pageant of a Thousand Gems -- CANCELLED

Sat and Sun, April 25–26, 2020  LANCASTER, CA – Antelope Valley Gem & Mineral Society Spring Show -- CANCELLED

Sat, May 16, 2020  Carlsbad, CA – Seventeenth Annual Sinkankas Symposium -- CANCELLED




I. and II. All Meetings, Events & Shows


Ongoing  SAN DIEGO, CA– Hidden Gems [exhibition] -- MUSEUM CLOSED UNTIL FURTHER NOTICE

San Diego Natural History Museum
Balboa Park
1788 El Prado
San Diego, CA 92101

Admission:  Members FREE; Adults $19.95, Seniors (62+)/Military (ID)/Students $16.95, Children 3– 17 $11.95, Kids 2 and under Free.

Hours:  10am – 5pm daily. (CLosed Thanksgiving and Christmas day.)


The Nat shows some extra sparkle with an exhibition featuring 100 gem-mineral treasures from the permanent collection. Dr. Terri Ottoway, who is the museum curator for the Gemological Institute of America (GIA), in Carlsbad, provided curatorial guidance on the selection of items. The unique vertical exhibit was designed by the Nat's in-house Exhibits team and is arranged across all five floors of the Museum's northwest corner. Access to the exhibition is included with admission and free for members.


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Sat, March 21, 2020  FALLBROOK, CA – FGMS Annual Rough N' Cut Show -- CANCELLED

Sponsor:  Fallbrook Gem and Mineral Society

Venue: FGMS Bldg.
123 W. Alvarado Street
Fallbrook, CA 92028

Time:  1:00– 4pm.  Free Admission and Parking.  Guests Welcome.



Everything from large stones to add to your garden, rough material to cut and polish, little tumbled stones to add to your collection, finer mineral specimens from our museum collection and even some lapidary equipment!

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Sat and Sun, March 28–29, 2020  TORRANCE, CA
Annual Gem & Mineral Show – "Nature's Treasures"

Sponsor:  South Bay Lapidary & Mineral Society

Venue:  Ken Miller Recreation Center
3341 Torrance Blvd, Torrance, CA (entrance on Madrona)1

Hours:  Sat 10:00am – 5:00pm; Sun 10:00am – 4:00pm

Admission and Parking:  FREE.



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Thu thru Sun, April 2–5, 2020  JOSHUA TREE, CA – JT Sportsmans Club Annual Show -- CANCELLED

Venue:  Sportsmans Club
   6225 Sunburst Ave, Joshua Tree, CA 92252

Hours:  8:00am – 6:00pm daily

Admission & Parking:  Free.

Contact:  Wayne Hamilton at or 760-366-2915.



Over 60 Dealers, wholesale/retail show offers everything from rugged rough rock, mineral specimens, crystals, precious gemstones, and millions of beads to exquisite fine jewelry. Outdoor/indoor show has a beautiful Mojave desert setting next door to Joshua Tree National Park.


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Fri, Sat and Sun, April 3–5, 2020  VISTA, CA – Vista Gem & Mineral Society Annual Tailgate -- CANCELLED

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

Hours:  Fri and Sat 9:00am – 5:00pm daily

Admission & Parking:  Free.

Contact:  Vendor spaces at


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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Sat and Sun, April 18–19, 2020  THOUSAND OAKS, CA – CGMC Pageant of a Thousand Gems -- CANCELLED

Sponsor:  Conejo Gem & Mineral Club

Venue:  Borchard Park Community Center
   190 Reino Road at Borchard Road, Thousand Oaks, CA 91320

Hours:  Fri and Sat 10:00am – 5:00pm; Sun 10:am – 4:00pm

Admission:  Free.  Public welcome.


Contact:  818-889-1798, or

Gems, lapidary, minerals and fossil exhibits; Raw to finished products from a large variety of vendors. Rock specimens for sale, along with finished jewelry; Opportunity Table; Kids' activities; Food and Drink for sale; Demonstrations; Door Prizes and Silent Auctions on a large variety of items throughout both days.


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Sat and Sun, April 25–26, 2020  LANCASTER, CA – 2020 Spring Show -- CANCELLED

Sponsor:  Antelope Valley Gem & Mineral Club

Venue:  Antelope Valley Fairgrounds (new location)
   2551 West Ave. H, Lancaster, CA 93536

Hours:  10:00am – 5:00pm daily.

Admission & Parking:  Free.  Public welcome.


Vendors selling rocks, minerals, gemstones, bead, books, jewelry, jewelry making supplies, plus displays and demonstrations. Free hourly drawings and Raffle prizes. Daily field trips (meeting at 9am): Sat – SPRC Travertine Claim; Sun – Gem Hill. Dinosaur Program presentation, Saturday at 1pm.


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Sat, May 16, 2020  CARLSBAD, CA – Seventeenth Annual Sinkankas Symposium – Agate and Chalcedony -- CANCELLED

Venue:  GIA World Headquarters and The Robert Mouawad Campus
5345 Armada Drive, Carlsbad, CA 92008

Sponsors:  GSSD and the Gemological Institute of America (GIA)

Registration:  CANCELLED. The event organizers are working on rescheduling the 17th Annual Sinkankas Symposium for April or May 2021.

Refunds:  Attendees who registered for the event or paid in advance for extra copies of the printed proceedings will be contacted by the event organizer regarding refunds, which will be processed after March 13, 2020.


Named for one of the most distinguished and influential figures in gemology and mineralogy, the Sinkankas Symposium is an annual one-day event featuring presentations by noted specialists working in diverse gem-related disciplines. The theme of the Seventeenth Annual Sinkankas Symposium is Agate and Chalcedony. Nine recognized specialists in fields ranging from geology and mineralogy to history, treatment, cutting and collecting will present on Agate and Chalcedony. The all day event will convene at the GIA worldwide headquarters and Robert Mouawad Campus in Carlsbad, California, which has been the venue for the previous 16 events.


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