1. Compositional Zoning of Crystals: A Record of Growth and Reaction History.- 2. Exsolution and Fe2+-Mg Order-Disorder in Pyroxenes.- 3. Geospeedometry: An Extension of Geothermometry.- 4. Mg-Fe Fractionation in Metamorphic Environments.- 5. Geobarometry in Granulites.- 6. The Cordierite-Garnet-Sillimanite-Quartz Equilibrium: Experiments and Applications.- 7. Experimental Investigation of Exchange Equilibria in the System Cordierite-Garnet-Biotite.- 8. Thermodynamics of Complex Phases.