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 52 418 A NO 25.0350 -68.0573 ATLANTIC NORTH RISE PILLOW 02/12/1977 03/02/1977 YES YES TIME CONSTRAINTS OCEANIC NO NO NO NO NO NO NO NO 5511 571 187 384 48 212 55 247 33 158 324 320.2 5831 15 NO AGE GIVEN NANNOFOSSIL CLAY/OOZE unk - 0000 unk - 0000 PLAGIOCLASE-PHYRIC W/SUBORDINATE AM'TS CLINOPYROXENE