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 42 373 A NO 39.7280 12.9927 ATLANTIC NORTH MED SEAMOUNT 04/27/1975 04/29/1975 NO YES MECHANICAL OR EQUIPMENT FAILURE OCEANIC NO NO NO NO NO NO NO NO 3517 457.5 343 114 12 27 23 95 11 20 270 457.5 3975 12 NO AGE GIVEN NANNO OOZE CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL unk - 0000 BASALT BRECCIAS, FLOWS