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TGMS Member Profiles

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Upcoming Events

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TGMS General Meetings - 2023 thru 2024
Sep 11
TGMS General Meetings - 2023 thru 2024
TGMS Educational Class - "GOLD - PART 2!"
Apr 23
TGMS Educational Class - "GOLD - PART 2!"
TGMS Field Trip - Rowley Mine
Apr 27
TGMS Field Trip - Rowley Mine

Latest News & Stories

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Featured
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Pegmatites – Big Juicy Gem and Mineral Factories
Silica – Agates & Opals & Quartz- Oh My!
Silica – Agates & Opals & Quartz- Oh My!
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2023 … THE YEAR OF SILICA! By Peter Megaw
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World-Famous St. Clair Fern Fossils
Diggin' in a Hole!
Diggin' in a Hole!
Mineral Collecting ... Great Fun In Any Language!
Mineral Collecting ... Great Fun In Any Language!

And The Author Is …

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Pegmatite Garnets
RHYOLITE GARNET AREAS
RHYOLITE GARNET AREAS
Bismuth and Silver
Bismuth and Silver
Good Neighbors
Good Neighbors
Coin Metals
Coin Metals
Three Elements
Three Elements
2019 International Year of the Periodic Table
2019 International Year of the Periodic Table
Cubic Crystals
Cubic Crystals
Color in Beryl
Color in Beryl
Colors in Garnets
Colors in Garnets

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Since 1946

A community committed to geology, mineralogy, lapidary and allied earth sciences, the Tucson Gem and Mineral Society, Inc. is a non-profit organization, established in 1946 by a small group interested in mineral knowledge and appreciation.