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 58 442 B NO 28.9840 136.0572 PACIFIC NORTH BASIN PILLOW 12/20/1977 12/27/1977 YES NO OPERATIONAL LIMIT REACHED OCEANIC NO NO NO NO NO NO NO NO 4634 455 268 187 20 51 27 168 17 39 289 286.5 4921 2 NO AGE GIVEN ZEOLITIC CLAY AND CLAYSTONE unk - 0000 unk - 0000 APHYRIC FINE GRAINED VESICULAR LIGHTLY ALTERED BASALT