(Table T1) Revised depth model accounts of ODP Hole 195-1202B

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Hauptverfasser: Venuti, Alessandra, Richter, Carl, Verosub, Kenneth Lee
Format: Dataset Open Access
Sprache:en
Veröffentlicht: PANGAEA 2005
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author Venuti, Alessandra
Richter, Carl
Verosub, Kenneth Lee
author_facet Venuti, Alessandra
Richter, Carl
Verosub, Kenneth Lee
collection Datos científicos de ciencias marinas y ambientales
contents We present paleomagnetic and mineral magnetic results from ocean sediments from the southern Okinawa Trough (west Pacific). We obtained samples from two holes from Ocean Drilling Program Site 1202 and determined the natural remanent magnetization, magnetic susceptibility, anhysteretic remanent magnetization (ARM), hysteresis properties, and thermomagnetic behavior. Hole 1202A was studied between 100 and 120 meters below seafloor (mbsf) and Hole 1202B between 0 and 140 mbsf, both at 1-cm resolution. Hysteresis properties and thermomagnetic behavior were measured on selected samples. The measurements show a stable magnetization carried by pseudo-single-domain-sized low-titanium magnetite. Magnetic inclinations are predominantly positive and record the Brunhes (C1n) normal polarity chron. Susceptibility and ARM, as well as the environmentally significant rock magnetic ratios (ARM/k and ARM30 mT/ARM0 mT), reflect changes in sediment input from Taiwan and the East China Sea continental shelf changes in the path of the Kuroshio Current and changes in climatic conditions.
format Dataset Open Access
id pangaea_https___doi_org_10_1594_PANGAEA_778625
institution PANGAEA
language en
publishDate 2005
publisher PANGAEA
record_format pangaea
spellingShingle (Table T1) Revised depth model accounts of ODP Hole 195-1202B
Venuti, Alessandra
Richter, Carl
Verosub, Kenneth Lee
195-1202B; DEPTH, sediment/rock; Depth, sediment revised; Differential Offset; DRILL; Drilling/drill rig; DSDP/ODP/IODP sample designation; East China Sea; Joides Resolution; Leg195; Ocean Drilling Program; ODP; Sample code/label
We present paleomagnetic and mineral magnetic results from ocean sediments from the southern Okinawa Trough (west Pacific). We obtained samples from two holes from Ocean Drilling Program Site 1202 and determined the natural remanent magnetization, magnetic susceptibility, anhysteretic remanent magnetization (ARM), hysteresis properties, and thermomagnetic behavior. Hole 1202A was studied between 100 and 120 meters below seafloor (mbsf) and Hole 1202B between 0 and 140 mbsf, both at 1-cm resolution. Hysteresis properties and thermomagnetic behavior were measured on selected samples. The measurements show a stable magnetization carried by pseudo-single-domain-sized low-titanium magnetite. Magnetic inclinations are predominantly positive and record the Brunhes (C1n) normal polarity chron. Susceptibility and ARM, as well as the environmentally significant rock magnetic ratios (ARM/k and ARM30 mT/ARM0 mT), reflect changes in sediment input from Taiwan and the East China Sea continental shelf changes in the path of the Kuroshio Current and changes in climatic conditions.
title (Table T1) Revised depth model accounts of ODP Hole 195-1202B
topic 195-1202B; DEPTH, sediment/rock; Depth, sediment revised; Differential Offset; DRILL; Drilling/drill rig; DSDP/ODP/IODP sample designation; East China Sea; Joides Resolution; Leg195; Ocean Drilling Program; ODP; Sample code/label
url https://doi.org/10.1594/PANGAEA.778625