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 82 562 NO 33.1415 -41.6793 ATLANTIC NORTH RIDGE 10/21/1981 10/24/1981 NO YES TIME CONSTRAINTS OCEANIC NO NO NO NO NO NO NO NO 3172 331 241 90 11 45 50 90 11 45 240 241.0 3413 1 NO AGE GIVEN SILICEOUS FORAMINFER NANNO OOZE - SEDIMENTS FROM WASH CORE unk - 0000 unk - 0000 BASALT PILLOWS