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WASHINGTON, D.C.
Meeting 1618
Cosmos Club, Fla Ave, Powell Auditorium

Wednesday, March 4, 2026

Michael R. Ackerson, President          Karin Lehnigk, Meeting Secretary

Elizabeth Tomaszewski—USGS—Coal Mine Waste as a Resource: How Fundamental Geochemistry Informs Critical Mineral Recovery Potential .

Josh Rosera—USGS—What’s the point? Tracking regional orientations of magmatism through time in the Rocky Mountains .

Oded Elazar—Carnegie Earth and Planets—Metasomatic Fluids from Subducted Oceanic Crust Recorded by Potassium Isotopes in Sierra Leone Diamonds .

Attendance: 38
Meeting Secretary's Minutes

View all talks from 2026 Go to Meeting number 1617 Go to Meeting number 1619