Priority:
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Primary
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Position:
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17º47.6100′N, 67º59.7480′E
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Water depth (m):
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3461
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Target drilling depth (mbsf):
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690
|
Approved maximum penetration (mbsf):
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750
|
Survey coverage (track map; seismic profile):
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Bathymetric sketch and site track map (Fig. AF1)
Deep-penetration seismic reflection:
• Primary line: W-05 (SP 9200) (Fig. AF2)
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Objectives:
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• Reconstruct changes in erosion and weathering rates at millennial to sub-millennial timescales |
Drilling program:
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Hole A:
• APC to refusal with nonmagnetic core barrels, core orientation (FlexIT tool), and APCT-3
Hole B:
• APC to refusal with nonmagnetic core barrels
• XCB to 690 mbsf |
Downhole logging program:
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Hole B:
• Triple combo
• FMS-sonic |
Nature of rock anticipated:
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Siltstone, sandstone, shale
|