Figures F1-F8

F1. Drill site locations and bathymetry.

F2. Simplified core logs for Leg 209 sites.

F3. Poiklitic impregnated peridotite.

F4. Normative anorthite in plagioclase vs. forsterite in olivines.

F5. Molar Mg# vs. Zr in MORB and oceanic gabbros.

F6. Igneous accretion and seafloor spreading at fast- vs. slow-spreading ridges.

F7. MORB-normalized trace elements in residual harzburgites.

F8. MORB-normalized U in residual harzburgites.

Figures F1-F8