Geochronology of the Paraná-Etendeka large igneous province

AS Gomes, PM Vasconcelos - Earth-Science Reviews, 2021 - Elsevier
Constraining the timing of emplacement, duration and magma extrusion rates of large
igneous provinces is essential for evaluating their petrogenetic evolution and possible links …

Timing of Quaternary geomagnetic reversals and excursions in volcanic and sedimentary archives

JET Channell, BS Singer, BR Jicha - Quaternary Science Reviews, 2020 - Elsevier
We review the ages of Quaternary magnetic polarity reversals and magnetic excursions.
Improvements in radioisotopic 40 Ar/39 Ar dating of reversals and excursions reflect the use …

U-Pb constraints on pulsed eruption of the Deccan Traps across the end-Cretaceous mass extinction

B Schoene, MP Eddy, KM Samperton, CB Keller… - Science, 2019 - science.org
Temporal correlation between some continental flood basalt eruptions and mass extinctions
has been proposed to indicate causality, with eruptive volatile release driving environmental …

Interpreting and reporting 40Ar/39Ar geochronologic data

AJ Schaen, BR Jicha, KV Hodges, P Vermeesch… - …, 2021 - pubs.geoscienceworld.org
Abstract The 40Ar/39Ar dating method is among the most versatile of geochronometers,
having the potential to date a broad variety of K-bearing materials spanning from the time of …

Zircon U-Pb geochronology links the end-Triassic extinction with the Central Atlantic Magmatic Province

TJ Blackburn, PE Olsen, SA Bowring, NM McLean… - Science, 2013 - science.org
The end-Triassic extinction is characterized by major losses in both terrestrial and marine
diversity, setting the stage for dinosaurs to dominate Earth for the next 136 million years …

High-precision 14C and 40Ar/39Ar dating of the Campanian Ignimbrite (Y-5) reconciles the time-scales of climatic-cultural processes at 40 ka

B Giaccio, I Hajdas, R Isaia, A Deino, S Nomade - Scientific reports, 2017 - nature.com
Abstract The Late Pleistocene Campanian Ignimbrite (CI) super-eruption (Southern Italy) is
the largest known volcanic event in the Mediterranean area. The CI tephra is widely …

[PDF][PDF] Response to the comment by WH Schwarz et al. on “Joint determination of 40K decay constants and 40Ar∗/40K for the Fish Canyon sanidine standard, and …

PR Renne, G Balco, KR Ludwig… - Geochimica et …, 2011 - noblegas.berkeley.edu
We appreciate the opportunity to address the comment by Schwarz et al.(2011) concerning
our calibration of the 40Ar/39Ar chronometer (Renne et al., 2010). In particular, we thank …

Joint determination of 40K decay constants and 40Ar∗/40K for the Fish Canyon sanidine standard, and improved accuracy for 40Ar/39Ar geochronology

PR Renne, R Mundil, G Balco, K Min… - … et Cosmochimica Acta, 2010 - Elsevier
40Ar/39Ar and K–Ar geochronology have long suffered from large systematic errors arising
from imprecise K and Ar isotopic data for standards and imprecisely determined decay …

Synchronizing rock clocks of Earth history

KF Kuiper, A Deino, FJ Hilgen, W Krijgsman, PR Renne… - science, 2008 - science.org
Calibration of the geological time scale is achieved by independent radioisotopic and
astronomical dating, but these techniques yield discrepancies of∼ 1.0% or more, limiting …

ArArCALC—software for 40Ar/39Ar age calculations

AAP Koppers - Computers & Geosciences, 2002 - Elsevier
ArArCALC is a Microsoft Excel® 97-2000-XP application for performing calculations in
40Ar/39Ar geochronology. It is coded in Visual Basic for Applications and can be used under …