Founded in 1990, MGMC is a non-profit organization. Our mission is to promote earth science through educational articles, classes, field trips, shows, and workshops.

• General Meeting -- Public Welcome
  • Monthly-3rd Friday
  • 6:00-8:00 P.M.
  • Mariposa Fairgrounds-Gem and Mineral Exhibition Building
  • Highway 49 South-1.8 miles south of town
• Board Meeting  -- Members Only
• Monthly-1st Monday
• 3:00-4:00 P.M.

Club Store located downtown Mariposa
Photo link courtesy of Gold Rush Cam via Sierra Sun Times

4994 7th Street, Phone:  209-966-4367

• Staffed by MGMC Volunteers
  
• Monday-Saturday, doors open at 10:00 A.M.
• Sales items:
  
  • Collector Specimens of Rock, Minerals, Fossils
  • Art Jewelry - Earrings, Bracelets, Necklaces, Pendants
    • Beaded, Beseled, Silversmithed, Wire Wrapped
  • Soap Stone Carvings
  • Dichroic Glass

MGMC's "New" Work Shop is located at 4138 Ben Hur Road just a few miles south of town;
just off Hwy. 49 south; Ben Hur Road is across the street from the Mariposa Fairgrounds;
travel on Ben Hur Road approximately 3 miles; this is a private residence; club members
and scheduled club business/classes only please.

Please note the Club Store closes each year from the 4th week of December through
the 2nd week of February.   Club members utilize this time to inventory and clean.