Figures F1-F9
Tables T1-T3

F1. Location map of sites drilled during ODP Leg 178.

F2. Depth-converted multichannel seismic reflection profile.

F3. Lithofacies of core sections.

F4. Backscattered electron photomicrographs of grains mounted with epoxy resin.

F5. Total alkali vs. silica classification diagram.

F6. Age release and Ca/K and Cl/K spectra.

F7. Age release spectra of small fractions.

F8. Three-isotope correlation diagrams.

F9. Histograms of age.

Tables T1-T3

T1. Electron microprobe data on groundmass glasses.

T2. ⁴⁰Ar-³⁹Ar data on milligram-sized fractions.

T3. ⁴⁰Ar-³⁹Ar data on multigrain fractions.

Figures F1-F9
Tables T1-T3