leg site hole core section top interval depth (cm) bottom interval depth (cm) top of core depth (m) sample depth (m) sonic velocity (km/sec)temperature(degrees C) split core orientation instrument code 67 498 A 4 1 110.0 110.0 202.50 203.60 1.444 NO HAMILTON FRAME 67 498 A 5 1 20.0 20.0 212.00 212.20 1.612 NO HORIZONTAL HAMILTON FRAME 67 498 A 5 1 87.0 87.0 212.00 212.87 1.779 NO HORIZONTAL HAMILTON FRAME 67 498 A 5 3 95.0 95.0 212.00 215.95 1.784 NO HORIZONTAL HAMILTON FRAME 67 498 A 5 6 0.0 0.0 212.00 219.50 1.702 NO VERTICAL HAMILTON FRAME 67 498 A 7 2 76.0 76.0 231.00 233.26 1.722 NO VERTICAL HAMILTON FRAME 67 498 A 10 1 20.0 20.0 259.50 259.70 1.713 NO HAMILTON FRAME 67 498 A 12 1 5.0 5.0 278.50 278.55 4.240 NO HAMILTON FRAME 67 498 A 12 2 30.0 30.0 278.50 280.30 1.518 NO HAMILTON FRAME 67 498 A 13 CC 10.0 10.0 288.00 288.72 3.466 NO HAMILTON FRAME