leg site hole well logging latitude longitude ocean ocean hemisphere sea physographic feature hard rock feature ta td re-entry site survey site termination crust equipment test heat flow in situ pore water hydraulic piston core variable length hpc pressure core barrel punch core extended core barrel water depth(m) total penetration(m) drilled penetration(m) cored penetration(m) number of cores recovered meters recovered percent recovery meters of hard rock cored number of hard rock cores meters of hard rock recovered depth to basememnt(m) oldest sediment sub-bottom depth oldest sediment depth below sealevel oldest sediment core number oldest sediment age oldest sediment lithology oldest sediment lithology composition oldest sediment source oldest sediment heterogeneity oldest sediment hardness oldest comp1 oldest comp2 hard rock descriptions and comments 16 161 NO 10.6708 -139.9535 PACIFIC NORTH RISE 03/09/1971 03/11/1971 NO YES MECHANICAL OR EQUIPMENT FAILURE OCEANIC NO NO NO NO NO NO NO NO 4939 126 126 14 94 74 126.0 5065 14 NO AGE GIVEN NANNO CHALK OOZE CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL unk - 0000