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Mariposa Gem and Mineral Club

Mountains of Minerals in the Central Sierra Nevada
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Mariposa Rockin’ Tailgate Swap

September 25, 2018 Admin Leave a comment

Free!  Free!  Free! In October (date TBD), 2021, the Mariposa Gem & Mineral Club will host and annual Mariposa Rockin’ Tailgate…

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Posted in: Show Filed under: swap, Tailgate

2017 Gem Show Speakers and Demonstrations

April 3, 2017 Admin Leave a comment

Agates Matthew Wood Agates have been collected worldwide for thousands of years and used as gems, tools, and even weapons.…

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Posted in: Fund Raising

Oldest Yosemite Rocks

January 31, 2017 Admin Leave a comment

A few miles below El Portal on Highway 140, a roadside sign identifies the oldest (metamorphic) rock in the Yosemite…

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Posted in: History Filed under: History

Mountains of Minerals Show 2021

January 30, 2017 Admin 2 Comments

The Spring in Mariposa is an ideal time to hold the annual Gem and Mineral show. The dates for 2021…

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Posted in: Show
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