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WASHINGTON, D.C.
Meeting 1417
Cosmos Club, Fla Ave, Powell Auditorium
Wednesday, January 23, 2008
Craig Schiffries, President Mark A. Engle, Meeting Secretary
Derek Schutt—National Science Foundation—The Yellowstone hotspot and how it got that way.
J. K. Bohlke—USGS—Isotopic evidence for natural and synthetic perchlorate in groundwater.
Eloise Gaillou—National Museum of Natural History—Color in gem opals.
Attendance: 70
Meeting Secretary's Minutes