Mariposa Gem & Mineral Club

Welcome... Meetings
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 Meetings
Public Welcome

2015 Monthly - 2nd Sunday
4:30 - 6:30 P.M.
Mariposa Fairgrounds-Gem and Mineral Exhibition Building
Highway 49 South-1.8 miles south of town

Board Meeting - Members Only
Monthly - last Monday
3:00-4:00 P.M.
Conducted at The Quarry, downstairs area of the Mariposa Hotel

Yearly Membership Dues: 
$20 singles; $30 couples; $35 families

Club Store

Club Store located in downtown Mariposa, 49 North, turn right on 7th Street, 2nd store from Subway on left hand side.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

The Quarry (Work Shop/Classes) located in the downstairs area of the Mariposa Hotel.

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.