Explore cutting-edge research on olivine in this comprehensive conference session from the 2012 AGU Fall Meeting. Delve into topics including crystal preferred orientation databases, water content in olivine, hydrogen defects, hydration processes, trace element behavior, diffusion of charged cations, and isotopic measurements. Learn from invited talks and research presentations covering experimental techniques like SIMS, FTIR, and LA-MC-ICPMS, as well as modeling approaches for studying this important upper mantle mineral. Gain insights into olivine's role in mantle processes, magma evolution, and geodynamics through detailed discussions of its structure, chemistry, and physical properties.