Rock & Gem Show Dates

 
 

March 2026

20-22CLOVIS, CALIFORNIA: Annual show; Fresno Gem and Mineral Society; Clovis Rodeo Grounds, 748 Rodeo Drive; Fri. 10-5, Sat. 10-5, Sun. 10-4; $5 13 yr. and older; Family Fun and Educational! Silent Auctions, Door Prizes, geode cutting, Food Trucks; contact Daniel Bolm, (708) 821-7575; Email: danielbolm096@gmail.com; Website: https://www.fgms

28-29ANGELS CAMP, CALIFORNIA: Annual show; Calaveras Gem & Mineral Society; Calaveras County Fairgrounds, 2456 Gun Club Road; Sat. 10-5, Sun. 10-4; Adults $7/ Kids Free, 12 & under with paid adult; Over 25 Dealers Silent Auction Prize Drawing Demonstrations Kids Zone Gems, Jewelry, Minerals, Beads Exhibits - Mineral ID, Gold Panning Food Trucks; contact Sylvie Large, Show Chair, (907) 795-5035; Email: sylviedlarge@gmail.com

28-29LEMOORE, CALIFORNIA: Annual show; Lemoore Gem and Mineral Club; Trinity Hall, 470 Champion Street; Sat. 10-6, Sun. 10-4; Free; We have vendors from California and several other states selling jewelry, fossils, lapidary rough rocks, carvings, and rock-related kids' activities. An excellent show for anyone interested in rocks and jewelry. Raffle Tickets $1 for one, $5 for six; contact Georgina Silva, (559) 572-3816; Email: lemooregemandmineralclub@gmail.com; Website: www.facebook.com/AndLemoore/

28-29LANCASTER, CALIFORNIA: Annual show; Antelope Valley Gem and Mineral Club; Antelope Valley Fairgrounds, 2551 W Ave H; Sat. 10-5, Sun. 10-4; Admission is free; Parking will be $10; contact Susan Chaisson Walblom; Email: Slchaisson@yahoo.com

April 2026

1-5JOSHUA TREE, CALIFORNIA: Annual show; Joshua Tree Gem & Mineral Show; Joshua Tree RV Lake & Campground, 2601 Sunfair Rd; Wed. 9-5, Thu. 9-5, Fri. 9-5, Sat. 9-5; Family fun for all; Scads of vendors with everything from rough to polished minerals, hand-made jewelry, fossils, cabs, slabs, and much, much more; contact William Sherwood, (760) 218-6137; Email: socaldesert@yahoo.com

10-12PEARBLOSSOM, CALIFORNIA: Annual show; Kyle Sandahl; The Outpost, 34141 116th Street East; daily 9-5; Free Admission & Parking; Come on out & find all sorts of stuff from Gems, Minerals, Agates, Handmade Jewelry, Sterling Silver Jewelry, Lapidary Tools & Supplies, Slabs, Cabs, Fossils, Petrified Wood, Geodes, Crafts, Food Vendors. $15 a day for vendor fee. Free dry camping for all vendors; contact Kyle Sandahl, (661) 998-9389; Email: Ksandahl24@gmail.com

11-12PLACERVILLE, CALIFORNIA: Annual show; El Dorado County Mineral and Gem Society; Placerville Fairgrounds, 100 Placerville Drive; Sat. 10-5, Sun. 10-5; $7 adults; kids free with an adult; contact Pam DiFilippo; Email: Office@edcmgs.org; Website: EDCMGS.org

11-12MARIPOSA, CALIFORNIA: Annual show; Mariposa Gem and Mineral Club; Mariposa County Fairgrounds, 5007 Fairgrounds Road; Sat. 10-5, Sun. 10-4; $5 for adults, kids 14 and under are free, parking is free; This is our 31st annual show. We have many vendors with gems, minerals, jewelry, lapidary rough, and other rock-related items for sale. Additional activities include a large raffle, silent auction, geode cutting, and “rock around the clock” for kids of all ages plus food; contact Meredith Meehan, (559) 868-3535; Email: mgmc@sti.net; Website: mariposagemclub.org/mountains-of-minerals-show/

18-19THOUSAND OAKS, CALIFORNIA: Annual show; Conejo Gem and Mineral Club; Borchard Community Center, 190 N. Reino Road; Sat. 10-5, Sun. 10-4; Free Admission & Parking; "Pageant of a Thousand Gems" will include exhibit cases prepared by club members, a silent auction, demonstrations of tools for lapidary, activities for children with prizes, a plant sale and an hourly raffle drawing for prizes related to the show; contact Karen J Abrahams, (805) 908-1428; Email: karenjabrahams@gmail.com; Website: https://cgamc.org/

24-26SANTA ROSA, CALIFORNIA: Wholesale and retail show; Gem Faire; Sonoma County Fairgrounds, 1350 Bennett Valley Rd; Fri. 12-6, Sat. 10-6, Sun. 10-5; General admission $7, Free admission for children under 12 years old; Fine jewelry, precious & semi-precious gemstones, millions of beads, crystals, gold & silver, unique gifts from around the world & much more at manufacturer’s prices. Buy directly from the importers & wholesalers. Jewelry repair & cleaning while you shop; contact Yooy Nelson, (503) 252-8300; Email: info@gemfaire.com; Website: https://gemfaire.com

25-26ATASCADERO, CALIFORNIA: Annual show; Santa Lucia Rockhounds; Atascadero Colony Park Community Center, 5599 Traffic Way; Sat. 10-5, Sun. 10-4; $5 Adults; Children under 16 and Active Military Free; The 32nd Annual Rock, Fossil & Gem Show, Treasures of the Earth, will be held April 25–26, 2026 at the Atascadero Colony Park Community Center. Enjoy exhibits, demonstrations, guest speakers, kids’ activities, raffle and more. Admission $5; kids under 16 and active military free; contact Kim Noyes, (805) 610-0603; Email: slrockhounds@gmail.com; Website: www.slrockhounds.org

25-26SANTA CRUZ, CALIFORNIA: Annual show; Santa Cruz Mineral and Gem Society; Santa Cruz Civic Auditorium, 307 Church Street; Sat. 10-5, Sun. 10-4; $8 adults, $1 off w/ad, scouts in uniform with adult free, kids 12 and under free; contact Clinton Klosinski, (925) 768-5884; Email: scruzmgs@gmail.com; Website: https://www.scrockngem.org/

25-26ANAHEIM, CALIFORNIA: Annual show; Searchers Gem and Mineral Society; Brookhurst Community Center, 2271 Crescent Ave; Sat. 10-5, Sun. 10-4:30; Free entry, free parking, free door prizes; Gems, minerals, fossils, crystals, beads, rough, slabs, vendors, gold panning, silent auction, hobby supplies, vintage stones, jewelry, gemstones, grab bags, tools, equipment and exhibits. Lapidary supplies. Faceting, wire wrapping and cabochon making demonstrations. Free polished rock ring-making; contact Robin Larzelere; Email: anaheimsearchers@gmail.com; Website: https://www.searchersrocks.org/

May 2026

9-9ROSEVILLE, CALIFORNIA: Annual Tailgater; Roseville Rock Rollers Gem & Mineral Society; @ the Grounds, Roseville Rock Rollers Lapidary Shop & Yard, 200 Corporation Yard Road, Lot L; Sat. 9-3; Free admission; The RRR annual tailgater is a free, family-friendly event. Featuring two dozen seasoned vendors selling specimens, gems, jewelry, fossils, petrified wood, minerals, lapidary supplies, and more—all at tailgater prices! Vendors must be pre-registered, contact chairperson for info; contact Martha Nichols - Tailgater Chairperson, (916) 798-0235; Email: rosevillerockrollers@gmail.com; Website: https://rockrollers.com/pages/tailgater

June 2026

27-28CULVER CITY, CALIFORNIA: Annual show; Culver City Rock and Mineral Club; Culver City Veteran's Memorial Auditorium, 4117 Overland Ave; Sat. 10-6, Sun. 10-5; Free Admission and Parking; This year’s featured gemstone is malachite, which is celebrated for its rich green colors and natural beauty. Perfect outing for families, hobbyists and gem enthusiasts. Dealers selling minerals, gems, cabochons, beads, and jewelry findings; contact Janice Metz; Email: culvercityrocks35@gmail.com; Website: https://culvercityrocks.org/

July 2026-August 2026

31-2NIPOMO, CALIFORNIA: Annual show; Orcutt Mineral Socitey; Nipomo High School, 525 N. Thompson Rd; Fri. 10-5, Sat. 10-5, Sun. 10-4; Free; There are 60 outside dealers and 12 inside dealers and food trucks and a kids booth; contact Renea Sutcliffe, (805) 929-2783; Email: nipomocowgirl55@yahoo.com

August 2026

1-2ROSEVILLE, CALIFORNIA: Annual show; Roseville Rock Rollers Gem and Mineral Society; Roebbelen Event Center within @the Grounds, 700 Event Center Drive; Sat. 10-5, Sun. 10-4; $10, Kids - 12 and under Free - Venue Parking fee; It's the Rock Rollers 63rd annual big show. Over 80 vendors, inside/out, featuring: Crystals, Fossils, Minerals from around the world, Jewelry, Amethyst, Gemstones, Opal, Beads, Meteorites, Demo's, Mineral ID, Rock Auctions, Special area for Kids. NorCal's largest show; contact Gloria P Marie, (916) 216-1114; Email: gloriarosevillerockrollers@gmail.com; Website: www.rockrollers.com

September 2026

5-6HANFORD, CALIFORNIA: Annual show; WonderVision Wellness & Emporium; Hanford Civic Center, 400 N Douty; Sat. 10-5, Sun. 10-4; Free; Our annual Labor Day Gem & Mineral Show is a free family-friendly event. With over 30 vendors inside and outside, we offer stunning gems and minerals of all kinds for every rock lover. We also have local artists and food vendors outside with talented local musicians bringing music to our ears; contact Michelle Rowsey, (559) 368-2511; Email: wondervisionwellness@gmail.com; Website: wondervisionwellness.com

26-27SAN LUIS OBISPO, CALIFORNIA: Annual show; San Luis Obispo Gem and Mineral Club; Alex Madonna Expo Center, 120 Madonna Rd; Sat. 10-5, Sun. 10-5; $5 Admission (Children, 12 and under free); Unique hand crafted items created by local artisans. Dealers selling a fantastic array of gems, minerals, fossils, carvings, jewelry, beads, jade, crystals, meteorites, lapidary and metaphysical items. Kids' activities. Demonstrations of jewelry-making and lapidary crafts. Free parking; contact Mary Rafferty; Website: https://slogem.org/gems-by-the-sea/

October 2026

10-11REDWOOD CITY, CALIFORNIA: Annual show; Peninsula Gem & Geology Society and the Sequoia Gem & Mineral Society; Community Activities Bldg, 1400 Roosevelt Avenue; Sat. 10-5, Sun. 10-5; $5 for adults, children 12 and under free; Displays, demonstrations, mineral and gem identification, make a rock collection; contact Cliff Imprescia; Email: impresciaconstruction@gmail.com; Website: Pggs.org -or- sequoiagemandmineralsociety.org