Priority:
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Primary
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Position:
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16º36.8820′N, 69º21.5100′E
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Water depth (m):
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3622
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Target drilling depth (mbsf):
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950
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Approved maximum penetration:
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Basement + 200 m
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Survey coverage (track map; seismic profile):
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Bathymetric sketch and site track map (Fig. AF7)
Deep-penetration seismic reflection:
• Primary line: W-06 (SP 12875) (Fig. AF8)
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Objectives:
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• Reconstruct changes in weathering and erosion rates over tectonic timescales
• Examine linkage between basement samples and Deccan Traps volcanism
• Constrain paleogeographic reconstructions and continental break-up |
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 500 mbsf
Hole C:
• Drill down to 490 mbsf
• RCB with nonmagnetic core barrels to 950 mbsf (includes 50 m of basement) |
Downhole logging program:
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Hole C:
• Triple combo
• FMS-sonic |
Nature of rock anticipated:
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Siltstone, sandstone, shale, basalt, granite
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