A Cenozoic record of deep oceanic Zn isotopic composition in ferromanganese crusts

M Zhao, N Planavsky, X Wang, Y Zhang… - American Journal of …, 2023 - ajsonline.org
Water plays a critical role in erosion and sediment transport and this relationship is most
evident in the hyperarid Atacama Desert of Northern Chile, a region characterized by …

A review of calcareous nannofossil astrobiochronology encompassing the past 25 million years

I Raffi, J Backman, E Fornaciari, H Pälike, D Rio… - Quaternary Science …, 2006 - Elsevier
This paper presents a review of (astrobiochronological) calibration of Recent to late
Oligocene calcareous nannofossil datum events. Biohorizons included in the paper are …

Twenty years of XRF core scanning marine sediments: What do geochemical proxies tell us?

RG Rothwell, I Croudace - Micro-XRF studies of sediment cores …, 2015 - Springer
XRF core scanners, with their rapid and non-destructive analytical capability, have now
been used for two decades in the analysis of marine sediments. Initially they were used to …

Influence of the water content on X‐ray fluorescence core‐scanning measurements in soft marine sediments

R Tjallingii, U Röhl, M Kölling… - Geochemistry …, 2007 - Wiley Online Library
The X‐ray fluorescence (XRF) core scanner provides bulk‐sediment chemistry data
measured nondestructively at the split core sediment surface. Although this method is widely …

On the origin of Cenozoic and Mesozoic “third-order” eustatic sequences

S Boulila, B Galbrun, KG Miller, SF Pekar… - Earth-science …, 2011 - Elsevier
The origin of third-order eustatic sequences is reviewed by comparing recent sequence
stratigraphic data to the latest, best-constrained astronomical model. Middle Eocene to …

Oxygen isotope stratigraphy

EL Grossman, MM Joachimski - Geologic time scale 2020, 2020 - Elsevier
Variations in the 18 O/16 O ratio of marine fossils and microfossils record changes in
seawater 18 O/16 O and temperature and provide the basis for global correlation. Based on …

Middle to late Miocene stepwise climate cooling: Evidence from a high‐resolution deep water isotope curve spanning 8 million years

A Holbourn, W Kuhnt, S Clemens, W Prell… - …, 2013 - Wiley Online Library
Abstract We present high‐resolution (2–3 kyr) benthic foraminiferal stable isotopes in a
continuous, well‐preserved sedimentary archive from the West Pacific Ocean (Ocean …

[PDF][PDF] Timing of the middle miocene Badenian stage of the central Paratethys

J Hohenegger, S Coric, M Wagreich - Geologica Carpathica, 2014 - academia.edu
A new and precisely defined chronometric subdivision of the Badenian (Middle Miocene,
regional stage of Central Paratethys) is proposed. This uses global events, mainly …

Oxygen isotopes in foraminifera: Overview and historical review

PN Pearson - The Paleontological Society Papers, 2012 - cambridge.org
Foraminiferal tests are a common component of many marine sediments. The oxygen
isotope ratio (δ18O) of test calcite is frequently used to reconstruct aspects of their life …

Long-period astronomical forcing of mammal turnover

JA Van Dam, H Abdul Aziz, M Angeles Alvarez Sierra… - Nature, 2006 - nature.com
Mammals are among the fastest-radiating groups, being characterized by a mean species
lifespan of the order of 2.5 million years (Myr),. The basis for this characteristic timescale of …