Technical Note 20/4

LEG 171C PROSPECTUS

Table 1. Proposed Site Information and Drilling Strategy

SITE: BN-1A (DSDP Site 390)	PRIORITY:			POSITION: 30°8.4´N, 76°6.6´W
WATER DEPTH: 2586 m		SEDIMENT THICKNESS: 3000 m	TOTAL PENETRATION: 160 m
SEISMIC COVERAGE: TD-5VW

Objectives: Recover Paleogene and Cretaceous ooze to reconstruct the vertical chemistry and origins of deep and intermediate waters. Core Cretaceous/Paleocene and Paleocene/Eocene boundary beds for paleoceanographic, evolutionary, and stratigraphic studies.

Drilling Program: Triple APC, XCB

Logging and Downhole Operations: Quad combo, GLT, GHMT, and FMS logs.

Nature of Rock Anticipated: Nannofossil ooze.

SITE: BN-2A		PRIORITY:			POSITION: 30°7.8'N, 76°12'W	
WATER DEPTH: 2200 m	SEDIMENT THICKNESS: >3000 m	TOTAL PENETRATION: 600 m 
SEISMIC COVERAGE: Gilliss Line 26 & Farnella Line 18

Objectives: Recover Paleogene and Cretaceous ooze to reconstruct the vertical chemistry and origins of deep and intermediate waters. Core Cretaceous/Paleocene and Paleocene/Eocene boundary beds for paleoceanographic, evolutionary, and stratigraphic studies.

Drilling Program: Triple APC, XCB.

Logging and Downhole Operations: Quad combo, GLT, GHMT, and FMS logs.

Nature of Rock Anticipated: Nannofossil ooze and chalk.

SITE: BN-3A		PRIORITY:			POSITION: 30°6'N, 76°19.8'W	
WATER DEPTH: 1972 m	SEDIMENT THICKNESS: >3000 m	TOTAL PENETRATION: 600 m 
SEISMIC COVERAGE: TD-5UW

Objectives: Recover Paleogene and Cretaceous ooze to reconstruct the vertical chemistry and origins of deep and intermediate waters. Core Cretaceous/Paleocene and Paleocene/Eocene boundary beds for paleoceanographic, evolutionary, and stratigraphic studies.

Drilling Program: Triple APC, XCB

Logging and Downhole Operations: Quad combo, GLT, GHMT, and FMS logs.

Nature of Rock Anticipated: Nannofossil ooze, calcareous clays, or nannofossil ooze/chalk.

SITE: BN-4A		PRIORITY:			POSITION: 29°57.6'N, 76°34.2'W	
WATER DEPTH: 1410 m	SEDIMENT THICKNESS: >3000 m	TOTAL PENETRATION: 550 m 
SEISMIC COVERAGE: TD-5UW and Farnella Line 119

Objectives: Recover Paleogene and Cretaceous ooze to reconstruct the vertical chemistry and origins of deep and intermediate waters. Core Cretaceous/Paleocene and Paleocene/Eocene boundary beds for paleoceanographic, evolutionary, and stratigraphic studies.

Drilling Program: Triple APC, XCB

Logging and Downhole Operations: Quad combo, GLT, GHMT, and FMS logs.

Nature of Rock Anticipated: Nannofossil ooze, calcareous clays, or nannofossil ooze/chalk.

SITE: BN-5A		PRIORITY:			POSITION: 29°52.8'N, 76°40.2'W	
WATER DEPTH: 1215 m	SEDIMENT THICKNESS: >3000 m	TOTAL PENETRATION: 450 m 
SEISMIC COVERAGE: TD-5UW and Farnella Line 20

Objectives: Recover Paleogene and Cretaceous ooze to reconstruct the vertical chemistry and origins of deep and intermediate waters. Core Cretaceous/Paleocene and Paleocene/Eocene boundary beds for paleoceanographic, evolutionary, and stratigraphic studies.

Drilling Program: Triple APC, XCB

Logging and Downhole Operations: Quad combo, GLT, GHMT, and FMS logs.

Nature of Rock Anticipated: Nannofossil ooze, calcareous clays, or nannofossil ooze/chalk.