TOBACCO ROOT GEOLOGICAL SOCIETY 51st ANNUAL FIELD CONFERENCE
Plains, Montana, JULY 23–26, 2026
View of Flathead Lake north of Plains
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Call for Field Trip Logs, Papers, Conference/Symposium Volunteers
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Join us for the 2026 TRGS Field Conference in Plains, Montana, July 23-26. We seek field trip logs, papers, and trip leaders to address any geologic concept in the surrounding area of Plains Montana. Current confirmed field trips include (but are not limited to):
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Glacial Lake Missoula
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Building stone and ornamental stone quarries in the Prichard Formation
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Copper-Silver deposits of the Revett Formation, Belt Supergroup
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Mineral exploration in the Hog Heaven volcanic field
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Tourmalinites- a guide to Proterozoic sediment-hosted mineralization
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​Please contact conference co-chair Bruce Cox (bcox737@gmail.com) with additional field trip ideas ASAP.
Field guides, abstracts, and papers will be published in Northwest Geology, the annual publication of TRGS. Submission guidelines are posted at https://www.trgs.org/northwest-geology. All manuscripts and road logs must be received by April 15, 2026.
Want to help with the conference? Contact Bruce Cox (bcox737@gmail.com)
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