gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1998.62A.1.39 The Late Heavy Bombardment of the Moon — How Did It Affect Earth and Mars? Arrhenius G. Scripps Institution of Oceanography, University of California San Diego, La Jolla, CA 92093-0220, USA Mojzsis S. J. Department of Earth & Space Sciences, University of California Los Angeles, Los Angeles, CA 90024-1567, USA Zahnle K. J. NASA Ames Research Center, Moffett Field, CA 94035, USA 1998 62A 1 73 74 Copyright © 1998, The Mineralogical Society 1998