The presentation will discuss Pegmatite, a textural term for igneous or metamorphic rock bodies with unusually large crystal sizes. 1:00 PM, Idaho Museum of Mining and Geology, 2455 Old Penitentiary Rd, $5-General, Free for IMMG members and kids. Presented by Professor Terry Panorst, Professional Geologist. Pre-registration is required at: https://www.eventbrite.com/e/pegmatites-tickets-1984723842440?aff=oddtdtcreator

Contact operations@idahomuseum.org if you have questions.