A Progress Report to the EARTHTIME Argon Inter-Calibration Pipette System (APSI): Still Smoking from the Same Pipe

Brent D Turrin1, Carl C Swisher III1, Sidney R Hemming2, Paul R Renne3, Kip V Hodges4, Matthijs C Van Soest5, Matthew Thomas Heizler6 and Alan L Deino7, (1)Rutgers University, Geol. Sciences, Piscataway, NJ, United States, (2)Columbia University, Lamont-Doherty Earth Observatory, Palisades, United States, (3)Berkeley Geochronology Center, Berkeley, United States, (4)Arizona State University, School of Earth and Space Exploration, Tempe, United States, (5)Arizona State University, School for Earth and Space Exploration, Tempe, AZ, United States, (6)New Mexico Institute of Mining and Technology, Bureau of Geology and Mineral Resources, Socorro, NM, United States, (7)Berkeley Geochronology Center, Berkeley, CA, United States