Mercury as a proxy for volcanic emissions in the geologic record

SE Grasby, TR Them II, Z Chen, R Yin… - Earth-Science …, 2019 - Elsevier
Large igneous province (LIP) eruptions are increasingly considered to have driven mass
extinction events throughout the Phanerozoic; however, uncertainties in radiometric age …

Global events of the late Paleozoic (early Devonian to Middle Permian): a review

W Qie, TJ Algeo, G Luo, A Herrmann - Palaeogeography …, 2019 - Elsevier
Abstract The Late Paleozoic (Early Devonian to Middle Permian) was an interval of profound
changes in Earth-surface systems, reflected in dynamic interplay among the biosphere …

A re-assessment of elemental proxies for paleoredox analysis

TJ Algeo, J Liu - Chemical Geology, 2020 - Elsevier
Paleoredox conditions are commonly evaluated based on elemental proxies but, despite
their frequency of use, most of these proxies have received little comparative evaluation or …

Intensified continental chemical weathering and carbon-cycle perturbations linked to volcanism during the Triassic–Jurassic transition

J Shen, R Yin, S Zhang, TJ Algeo, DJ Bottjer… - Nature …, 2022 - nature.com
Direct evidence of intense chemical weathering induced by volcanism is rare in sedimentary
successions. Here, we undertake a multiproxy analysis (including organic carbon isotopes …

Mercury evidence for combustion of organic-rich sediments during the end-Triassic crisis

J Shen, R Yin, TJ Algeo, HH Svensen… - Nature …, 2022 - nature.com
The sources of isotopically light carbon released during the end-Triassic mass extinction
remain in debate. Here, we use mercury (Hg) concentrations and isotopes from a pelagic …

Sedimentary host phases of mercury (Hg) and implications for use of Hg as a volcanic proxy

J Shen, Q Feng, TJ Algeo, J Liu, C Zhou, W Wei… - Earth and Planetary …, 2020 - Elsevier
Mercury (Hg) concentration enrichments have become a widely used proxy for volcanic
inputs to sediments, especially for investigation of ancient large igneous province (LIP) …

Mercury evidence from southern Pangea terrestrial sections for end-Permian global volcanic effects

J Shen, J Chen, J Yu, TJ Algeo, RMH Smith… - Nature …, 2023 - nature.com
The latest Permian mass extinction (LPME) was triggered by magmatism of the Siberian
Traps Large Igneous Province (STLIP), which left an extensive record of sedimentary Hg …

Late Ordovician mass extinction caused by volcanism, warming, and anoxia, not cooling and glaciation

DPG Bond, SE Grasby - Geology, 2020 - pubs.geoscienceworld.org
The Ordovician saw major diversification in marine life abruptly terminated by the Late
Ordovician mass extinction (LOME). Around 85% of species were eliminated in two pulses 1 …

Evidence for a prolonged Permian–Triassic extinction interval from global marine mercury records

J Shen, J Chen, TJ Algeo, S Yuan, Q Feng, J Yu… - Nature …, 2019 - nature.com
The latest Permian mass extinction, the most devastating biocrisis of the Phanerozoic, has
been widely attributed to eruptions of the Siberian Traps Large Igneous Province, although …

[HTML][HTML] A volcanic scenario for the Frasnian–Famennian major biotic crisis and other Late Devonian global changes: More answers than questions?

G Racki - Global and Planetary Change, 2020 - Elsevier
Although the prime causation of the Late Devonian Frasnian–Famennian (F–F) mass
extinction remains conjectural, such destructive factors as the spread of anoxia and rapid …