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DEEP SEA BASALT-Cruise Co-Chief Scientists Drs. Tjeerd H. van Andel, center, and G. Ross Heath, right, both from Oregon State University, examine a section of late Cretaceous basalt recovered at Site 163 - 600 miles Southeast of Hawaii - on Leg Sixteeen of the Deep Sea Drilling Project. Cruise Operations Manager Dell Redding, of Phillips Petroleum Company, left, stands infront of a new three-cone "button bit" and a similar bit which was completely worn out after drilling through 164 feet of cherty sediments and 25 feet of basalt. Water depth at the site was 17,455 feet. Scripps Institution of Oceanography of the University of California at San Diego, is managing institution for the Deep Sea Drilling Project under contract to the National Science Foundation