The Chicxulub impact and its environmental consequences

JV Morgan, TJ Bralower, J Brugger… - Nature Reviews Earth & …, 2022 - nature.com
The extinction of the dinosaurs and around three-quarters of all living species was almost
certainly caused by a large asteroid impact 66 million years ago. Seismic data acquired …

[HTML][HTML] Sample preparation for geochemical analysis: Strategies and significance

V Balaram, KSV Subramanyam - Advances in Sample Preparation, 2022 - Elsevier
Accurate determination of elemental and isotopic compositions of geological samples must
be a pre-requisite for successful mineral exploration, basic geochemical and …

Chicxulub impact winter sustained by fine silicate dust

CB Senel, P Kaskes, O Temel, J Vellekoop… - Nature …, 2023 - nature.com
The Chicxulub impact is thought to have triggered a global winter at the Cretaceous-
Palaeogene (K-Pg) boundary 66 million years ago. Yet the climatic consequences of the …

Rhenium-osmium isotope evidence for the onset of volcanism in the central Panthalassa Ocean during the Norian “chaotic carbon episode”

H Sato, T Nozaki, T Onoue, A Ishikawa, K Soda… - Global and Planetary …, 2023 - Elsevier
The late Norian “chaotic carbon episode” in the Late Triassic has been identified in North
America, Italy, and China, reflecting a global carbon isotope perturbation. Although it has …

Cretaceous large igneous provinces: from volcanic formation to environmental catastrophes and biological crises

LME Percival, H Matsumoto, S Callegaro… - Geological Society …, 2025 - lyellcollection.org
Abstract The Cretaceous Period was marked by the formation of numerous large igneous
provinces (LIPs), several of which were associated with geologically rapid climate …

Ruthenium isotopes show the Chicxulub impactor was a carbonaceous-type asteroid

M Fischer-Gödde, J Tusch, S Goderis, A Bragagni… - Science, 2024 - science.org
An impact at Chicxulub, Mexico, occurred 66 million years ago, producing a global
stratigraphic layer that marks the boundary between the Cretaceous and Paleogene …

Komatiite

N Arndt - Encyclopedia of Astrobiology, 2023 - Springer
The Kaapvaal▶ craton in South Africa is, along with the▶ Pilbara craton of Western
Australia, the only areas where mid-Archean (3.6–2.5 Ga) volcanic and sedimentary rocks …

Deccan volcanic activity and its links to the end-Cretaceous extinction in northern China

X Gu, L Zhang, R Yin, SE Grasby, H Yao, J Tan… - Global and Planetary …, 2022 - Elsevier
Abstract The Cretaceous-Paleogene (K-Pg) boundary mass extinction is commonly
attributed to the Chicxulub impact and/or the Deccan Traps (DT) volcanism, but the …

End of the Cretaceous

SPS Gulick - Geological Society, London, Special Publications, 2025 - lyellcollection.org
The Cretaceous ended when the Chicxulub asteroid struck the Yucatán platform, and all
deposits and landforms generated are earliest Paleocene in age. Drill core from the …

[HTML][HTML] Impact Earth: A review of the terrestrial impact record

GR Osinski, RAF Grieve, L Ferrière, A Losiak… - Earth-Science …, 2022 - Elsevier
Over the past few decades, it has become increasingly clear that the impact of interplanetary
bodies on other planetary bodies is one of the most ubiquitous and important geological …