3He/4He Isotopic Ratios in Volcanic-Hydrothermal Discharges from the Canary Islands, Spain: Implications on the Origin of the Volcanic Activity
N. M. Pérez, H. Wakita, S. Nakai, Y. Sano and S.N. Williams
Dept. of Geology & Geophysics, Louisiana State University, Baton Rouge, LA 70803, USA
Laboratory for Earthquake Chemistry, The University of Tokyo, Bunkyo-ku, Tokyo 113, Japan
Department of Earth and Planetary Sciences, Hiroshima University, Japan
Department of Geology, Arizona State University, Tempe, AZ 85287, USA