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Mother Lode Mineral Society

P.O. Box 1263, Modesto, CA 95353

 
The Mother Lode Mineral Society is a non-profit organization formed for the purpose of promoting an appreciation of the Earth Sciences in Northern California.
We provide community service through our classroom presentations, our annual show, and club meetings.

Members of the California Federation of Mineralogical Societies
& the American Federation of Mineralogical Societies