Priority:
|
Primary
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Position:
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66°5.42394′S, 143°18.7707′E
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Water depth (m):
|
525
|
Target drilling depth (mbsf):
|
220
|
Approved maximum penetration (mbsf):
|
270 (approved by TAMU safety panels based on EPSP Dec 2005 recommendation)
|
Survey coverage:
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• Site survey data outlined in Proposal 482-Full3 (available at
iodp.tamu.edu/scienceops/expeditions/wilkes_land.html)
• Track map (Fig. AF9)
• Seismic profile (Fig. AF10), crossing seismic profile (Fig. AF12)
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Objective
(see text for full details):
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Timing and nature of large changes in the glacial regime during the late Miocene–Pliocene
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Drilling, coring, and downhole measurement program:
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• Hole A: APC to refusal; APC core orientation and formation temperature measurements (see Table T1)
• Hole B: RCB to total depth; formation temperature measurements, wireline log (triple combo, FMS-sonic), and check shot
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Anticipated lithology:
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Diamicton and thin diatomaceous mud
|
