leg site hole latitude longitude arrival departure time on hole ocean name ocean area sea equipment test well log reentry survey termination rotary hpc pcb ex_cb downhole mud motor drill bit center bit wash core side wall in situ water misc heat flow pressure dpm sea total penetration cored penetration drilled penetration number cores recovered meters recovered percent recovery sediment feature oldest sed sub depth oldest sed sea depth oldest sed core no latest age earliest age oldest sed velocity oldest sed lithology oldest sed screen rock reature crust hard rock cored number hard rock cores meters hard rock recoverd hard rock description basement sub depth bsement velocity basement lithology comments 101 632 A 23.84067 -75.43550 02251985 02261985 1:02:00 atlantic north yes yes yes yes chief scientist decision yes yes yes yes yes yes yes yes yes yes yes yes yes 1996.60 0141.00 0141.00 0000.00 016 0083.45 059 slope 0141.00 2137.60 016 late miocene 3.0 Chalky limestone oceanic 2.05 km/s multichannel seismic interval velocity