Figures F1-F50
Figures F51-F77
Tables T1-T14

F1. Predicted bathymetry of the Ontong Java Plateau showing site locations.

F2. Satellite-derived free-air gravity map of the Ontong Java Plateau region.

F3. Site 1185 location and site-survey data.

F4. MCS profile.

F5. MCS profile.

F6. MCS profile.

F7. MCS profile.

F8. Lithostratigraphic summary.

F9. Typical chalk facies.

F10. Radiolarian nannofossil chalk.

F11. Planolites-type burrows in whitish band.

F12. Contorted bedding caused by slumping.

F13. Boundary between Unit 2 and Subunit 3A.

F14. Fine-grained limestone adjacent to fine-grained basalt.

F15. Altered radiolarians or foraminifers in micritic calcite matrix.

F16. Basement cores, recovery, rock types, and units.

F17. Curved glassy rim of pillow basalt with spherulites in pillow interior.

F18. Transition from massive basalt (Unit 2) to pillowed top of Unit 3.

F19. Unit 11 in contact with Unit 12.

F20. Spherulites in aphanitic basalt.

F21. Pervasively altered spherulitic basalt near pillow margin.

F22. Boundary between Units 3 and 4.

F23. Typical fine-grained basalt texture.

F24. Coarser grained patch in aphanitic basalt.

F25. Phenocrysts, fresh glass, and xenoliths.

F26. Elongate vesicle trains and pillow-rim glass with phenocrysts.

F27. Texture typical of pillow interiors.

F28. Plagioclase phenocryst with oscillatory zonation.

F29. Olivine phenocrysts.

F30. Olivine, plagioclase, and clinopyroxene phenocrysts.

F31. Unaltered interiors of olivine phenocrysts.

F32. Olivine phenocrysts and chrome spinel crystals.

F33. Euhedral chrome spinel crystal in groundmass of dendritic crystals and devitrified glass.

F34. Euhedral chrome spinel crystal in dendritic groundmass.

F35. Plagioclase and clinopyroxene phenocrysts.

F36. Olivine phenocrysts and chrome spinel crystals.

F37. Unaltered olivine phenocrysts and altered spherulite.

F38. Completely altered area.

F39. Discrete crystals of chrome spinel and titanomagnetite.

F40. Chrome spinel mantled by titanomagnetite in phenocryst.

F41. More coarsely crystalline patch in groundmass.

F42. Contact between aphanitic groundmass and more coarsely crystalline patch.

F43. Total alkalies vs. silica.

F44. Zr vs. TiO₂.

F45. Cr vs. TiO₂.

F46. Mg# vs. TiO₂.

F47. Zr, Ni, Sr, and TiO₂ variations in basalts.

F48. Yellow-brown alteration in basalt near pillow margin.

F49. Color gradations in pervasively altered basalt.

F50. Spherulite in yellow-brown halo.

Figures F1-F50
Figures F51-F77
Tables T1-T14