Subject
- Basalt -- Indian Ocean1
- Celadonite -- Cyprus -- Troodos Mountains1
- Geochemistry -- Antarctic Ocean1
- Hydrothermal alteration -- Cyprus -- Troodos Mountains1
- Hydrothermal alteration -- South Pacific Ocean1
- Hydrothermal alteration -- Tonga -- Eua Island1
- Marine geophysics -- Indian Ocean1
- Marine geophysics -- Pacific Ocean1
- Mid-ocean ridges -- Antarctic Ocean1
- Mid-ocean ridges -- Indian Ocean1
- Ophiolites -- Cyprus -- Troodos Mountains1
- Petrology -- Oregon1
- Radioactive dating1
- Rifts (Geology) -- Indian Ocean1
- Sea-floor spreading -- Antarctic Ocean1
- Volcanic ash, tuff, etc. -- Oregon1
- Volcanic ash, tuff, etc. -- South Pacific Ocean1
- Volcanic ash, tuff, etc. -- Tonga -- Eua Island1
- Volcanism -- Indian Ocean1
- Volcanism -- Pacific Ocean1