Press to Close

Table T1. Leg 178 coring summary. (Continued on next four pages.)


Hole
Statistics
Continental Rise Drift Sites
1095A
Position: 66 59.1266'S, 78 29.2387'W


Start hole: 1615 hr, 17 February 1998


End hole: 1930 hr, 18 February 1998


Seafloor (drill-pipe measurement from rig floor, mbrf): 3852.6


Distance between rig floor and sea level (m): 11.0


Water depth (drill-pipe measurement from sea level, m): 3841.6


Total depth (from rig floor, mbrf): 3939.90


Total penetration (mbsf): 87.30


Total number of cores: 10


Total length of cored section (m): 87.30


Total core recovered (m): 86.48


Core recovery (%): 99.06


Oldest formation cored: upper Pliocene silty clay




1095B
Position: 6659.1266'S, 7829.2699'W


Start hole: 1930 hr, 18 February 1998


End hole: 0045 hr, 24 February 1998


Seafloor (drill-pipe measurement from rig floor, mbrf): 3852.6


Distance between rig floor and sea level (m): 11.0


Water depth (drill-pipe measurement from sea level, m): 3841.6


Total depth (drill-pipe measurement from rig floor, mbrf): 4422.80


Penetration (mbsf): 570.20


Total number of cores: 52


Total length of cored section (m): 487.20


Total core recovered (m): 385.75


Core recovery (%): 79.18


Oldest formation cored: upper Miocene clayey siltstone




1095C
Position: 6659.1216'S, 7829.2950'W


Start hole: 0045 hr, 24 February 1998


End hole: 0215 hr, 24 February 1998


Seafloor (drill-pipe measurement from rig floor, mbrf): 3852.6


Distance between rig floor and sea level (m): 11.0


Water depth (drill-pipe measurement from sea level, m): 3841.6


Total depth (drill-pipe measurement from rig floor, mbrf): 3855.50


Penetration (mbsf): 2.90


Total number of cores: 1


Total length of cored section (m): 2.90


Total core recovered (m): 2.87


Core recovery (%) 98.97


Oldest formation cored: Pleistocene sandy silty clay




1095D
Position: 6659.1211'S, 7829.2854'W


Start hole: 0215 hr, 24 February 1998


End hole: 1930 hr, 24 February 1998


Seafloor (drill-pipe measurement from rig floor, mbrf): 3851.9


Distance between rig floor and sea level (m): 11.0


Water depth (drill-pipe measurement from sea level, m): 3840.9


Total depth (drill-pipe measurement from rig floor, mbrf): 3936.50


Penetration (mbsf): 84.60


Total number of cores: 9


Total length of cored section (m): 84.60


Total core recovered (m): 78.96


Core recovery (%): 93.33


Oldest formation cored: upper Pliocene silty clay




1096A
Position: 6734.0086'S, 76 57.7936'W


Start hole: 0300 hr, 25 February 1998


End hole: 0145 hr, 26 February 1998


Seafloor (drill-pipe measurement from rig floor, mbrf): 3163.2


Distance between rig floor and sea level (m): 11.2


Water depth (drill-pipe measurement from sea level, m): 3152.0


Total depth (drill-pipe measurement from rig floor, mbrf): 3303.90


Penetration (mbsf): 140.70


Total number of cores: 15


Total length of cored section (m): 140.70


Total core recovered (m): 118.52


Core recovery (%): 84.24


Oldest formation cored: lower Pleistocene silty clay

Press to Close