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 32 310 NO 36.8685 176.9015 PACIFIC NORTH RISE 09/19/1973 09/22/1973 NO YES WEATHER OCEANIC NO NO NO NO NO NO NO NO 3516 193.5 0 193 21 145 75 193.5 3710 21 NO AGE GIVEN CHERT FRAGMENTS AND MUD SILICEOUS TRANSITIONAL MONOGENIC HARD OTHER SILICEOUS unk - 0000