Magnetic mineral diagenesis

AP Roberts - Earth-Science Reviews, 2015 - Elsevier
Reduction–oxidation (redox) reactions occur during burial because sediments contain
reactive mixtures of oxidised and reduced components. Diagenetic chemical reactions …

Magnetic paleointensity stratigraphy and high-resolution Quaternary geochronology: successes and future challenges

AP Roberts, L Tauxe, D Heslop - Quaternary Science Reviews, 2013 - Elsevier
Magnetic paleointensity stratigraphy is used to detect variations in the strength of Earth's
ancient magnetic field. Paleointensity studies have demonstrated that a dominantly dipolar …

Early–Middle Pleistocene transitions: linking terrestrial and marine realms

MJ Head, PL Gibbard - Quaternary International, 2015 - Elsevier
Marked by a progressive increase in the amplitude of climate oscillations, an evolving
waveform, and a shift towards a quasi-100 ky frequency, the Early–Middle Pleistocene …

A large West Antarctic Ice Sheet explains early Neogene sea-level amplitude

JW Marschalek, L Zurli, F Talarico, T Van de Flierdt… - Nature, 2021 - nature.com
Abstract Early to Middle Miocene sea-level oscillations of approximately 40–60 m estimated
from far-field records,–are interpreted to reflect the loss of virtually all East Antarctic ice …

Reconciling astrochronological and 40Ar/39Ar ages for the Matuyama‐Brunhes boundary and late Matuyama Chron

JET Channell, DA Hodell, BS Singer… - Geochemistry …, 2010 - Wiley Online Library
When five Matuyama‐Brunhes (M‐B) boundary records from the North Atlantic are placed
on isotope age models, produced by correlation of the δ18O record directly or indirectly to …

Formal ratification of the global boundary stratotype section and point (GSSP) for the Chibanian stage and middle Pleistocene subseries of the Quaternary system: the …

Y Suganuma, M Okada, MJ Head, K Kameo… - Episodes Journal of …, 2021 - episodes.org
Abstract The Executive Committee of the International Union of Geological Sciences on
January 17, 2020 ratified the Global Boundary Stratotype Section and Point (GSSP) defining …

[PDF][PDF] The quaternary period

B Pillans, P Gibbard - The geologic time scale 2012, 2012 - researchgate.net
The Quaternary Period, comprising the Holocene and Pleistocene Epochs, encompasses
the last~ 2.6 Ma during which time Earth's climate was strongly influenced by bipolar …

High-precision 40Ar/39Ar dating of Pleistocene tuffs and temporal anchoring of the Matuyama-Brunhes boundary

DF Mark, PR Renne, RC Dymock, VC Smith… - Quaternary …, 2017 - Elsevier
Abstract High-precision 40 Ar/39 Ar ages for a series of proximal tuffs from the Toba super-
volcano in Indonesia, and the Bishop Tuff and Lava Creek Tuff B in North America have …

Age of Matuyama-Brunhes boundary constrained by U-Pb zircon dating of a widespread tephra

Y Suganuma, M Okada, K Horie, H Kaiden… - …, 2015 - pubs.geoscienceworld.org
The youngest geomagnetic polarity reversal, the Matuyama-Brunhes boundary (MBB),
provides an important datum plane for sediments, ice cores, and lavas. Its frequently cited …

A full sequence of the Matuyama–Brunhes geomagnetic reversal in the Chiba composite section, Central Japan

Y Haneda, M Okada, Y Suganuma… - Progress in Earth and …, 2020 - Springer
Geological records of the Matuyama–Brunhes (M–B) geomagnetic reversal facilitate the
development of an age model for sedimentary and volcanic sequences and help decipher …