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doi:10.2204/iodp.sp.301.2004
Site Summaries (continued)
Site: SR-2
Priority:
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Secondary (planned for subsequent return expedition)
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Position:
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47°45.662'N, 127°45.674'W; approved for 500 m radius surrounding position
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Water depth (m):
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2600
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Target drilling depth (mbsf):
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475
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Approved maximum penetration (mbsf):
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475
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Survey coverage:
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GeoB 00-482: CDP 439 (track mapFig. F4; seismic profileFig. F6)
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Objective:
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Characterize upper basaltic crust and hydrologic properties
Conduct cross-borehole hydrologic and geochemical experiments
Install long-term borehole observatory (pressure, geochemistry, microbiology)
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Drilling and logging program:
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Core into upper basement
Conduct wireline logging, vertical/offset seismic profile, and packer experiments
Install borehole observatory (Cork)
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Nature of rock anticipated:
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Turbidites (sand, silt, clay) and hemipelagic mud, overlying basalt
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