I study the rocks and minerals of Earth’s crust and mantle.  Using geochemistry, petrology, field studies, and modeling, I investigate the physical and chemical processes of planetary evolution.

Click on images below for more information (work in progress… so check back again soon!)

From top left to right:
Peridotite xenolith from the Sierra Nevada, California
Clinopyroxene megacryst from Tanzania
Deformed quartzite from the Sierra Nevada, California
Cratonic garnet harzburgite xenolith from South Africa