Figure 3 (IMAGE) Compuscript Ltd Caption Selected stratigraphic columnar sections from ten Archean and seven Proterozoic greenstone belts, seven Phanerozoic ophiolite complexes, and the oceanic in-situ Izu-Bonin-Mariana sequence. Credit GeoGeo Usage Restrictions Credit must be given to the creator. License CC BY Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.