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Layout of the Paleomagnetism Lab on the Core Deck. Top of the image is towards the front of the ship.

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Welcome

Shipboard paleomagnetists conduct paleomagnetic and rock magnetic measurements of recovered rocks and sediment to construct a magnetostratigraphy for each site and to examine its paleomagnetic and tectonic history. Typically, measurements are conducted on the archive half of each core with the superconducting cryogenic rock magnetometer (SRM), although measurements are ceased if data quality are poor. Discrete samples (8 cc paleomagnetic cubes) are taken from the working half of cores for additional measurements. We will discuss a shipboard sampling scheme prior to arriving at our first site.

AGICO JR-6A Spinner Magnetometer

2G Enterprises 760-4K Superconducting Rock Magnetometer (SRM)

D-TECH D-2000 A/F Demagnetizer

Icefield MI-5 Multishot Orientation Tool

Kappabridge (Magnetic Susceptibility Meter)

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