Hydrothermal systems as recorders of the early geomagnetic field
Alec R Brenner, Harvard University, Earth and Planetary Sciences, Cambridge, MA, United States, Roger R Fu, Harvard University, Department of Earth and Planetary Sciences, Cambridge, United States, Andrew R Kylander-Clark, UC Santa Barbara, Department of Earth Sciences, Santa Barbara, United States and George J Hudak, NRRI - UMD, Duluth, MN, United States