Mariposa Gem & Mineral Club

Burglary of Gold mining supplies: my son has a business outside of Jamestown California on Harvard Mine Rd. Someone broke in last night and stole almost all of... his equipment. Sluice boxes, engines, picks, pans, shovels, a quad, and much more. He depends on these items to run his business. If anyone is approached to buy equipment please contact Nick. 209-213-9719 See more

Rockin Tailgate Rock Swap on Saturday, June 19th!! 10am - 5pm at the Mariposa Fairgrounds parking lot!!!! Buy, Sell and Swap; rocks, gems, minerals, rough, fossils, lapidary supplies, beads, jewelry, tools, equipment Vendors are welcome! Booth space is $25 per vendor (as much space as you need), payable the day of the event. You must provide your own tables, shade, chairs, etc. You can message us on Facebook or email [email protected].

YAY!!! AND DON'T FORGET!!! TAILGATE/ROCK SWAP ON JUNE 19TH IN THE PARKING LOT!!! AND REGULAR (OR MAYBE SUPER) SHOW OCT. 30/31

LAPIDARY ROCK SALE!! SAT 4/3 10am - 4pm near Mariposa!! The Mariposa Gem & Mineral Club has acquired tons of lapidary material! Geodes, jaspers, lots of agates, obsidian with various sheens, petrified wood, quartz crystal clusters, slabs of all kinds, and so much more!! Great prices! Cash only! This is a fundraiser for the Club so we are basically asking for donations for the material. Please bring many, many buckets! Please rsvp at [email protected] for the address. No Early Birds!! Sale starts at 10am!

Rockin Tailgate Rock Swap on Saturday, October 17th, 10am - 5pm at the Mariposa Fairgrounds parking lot!!!! Buy, Sell and Swap; rocks, gems, minerals, rough, fossils, lapidary supplies, beads, jewelry, tools, equipment Bring your stuff to sell or swap..or just come to shop! Vendors are welcome! You MUST RSVP to get a space. Booth space is $10 per vendor, payable the day of the event. You must provide your own tables, shade, chairs, etc. You can message the Mariposa Gem & Min...eral Club on Facebook, email us at [email protected], or call Nikki West at 209-742-4234 to reserve a space. There is a whole parking lot, so plenty of room for all. Booths will be spread out and we will be reminding everyone to practice social distancing during this event. Can't wait to see everyone and talk rocks and minerals! See more

The Keck Museum may currently be closed to the public to keep our community safe and healthy, but curator Garrett Barmore is still giving his museum tour! In th...is first episode of Season Six of Mineral Monday, learn about the rich history of the Mackay Mines building where the Keck Museum is housed. See more

Sad day for the museum.... after 17 years of exceptional service, Randy is retired!!! Good news is he can go on field trips now!!! Congratulations Randy Bolt!!

Rockin Tailgate Rock Swap on Saturday, June 6th, 10am - 5pm at the Mariposa Fairgrounds parking lot!!!! The Mariposa County Health Dept has partially re-opened our county and one of the things allowed is swap meets. Buy, Sell and Swap; rocks, gems, minerals, rough, fossils, lapidary supplies, beads, jewelry, tools, equipment Bring your stuff to sell or swap..or just come to shop Vendors are welcome! You MUST RSVP to get a space. Booth space is $10 per vendor, payable the da...y of the event. You must provide your own tables, shade, chairs, etc. You can message the Mariposa Gem & Mineral Club on this page, email us at [email protected], or call Nikki West at 209-742-4234 to reserve a space. There is a whole parking lot, so plenty of room for all. Booths will be spread out and we will be reminding everyone to practice social distancing during this event. The Club is providing hand washing stations in the parking lot in addition to the readily available restrooms. Can't wait to see everyone and talk rocks and minerals! See more