Lunar impact features and processes

GR Osinski, HJ Melosh… - … in Mineralogy and …, 2023 - pubs.geoscienceworld.org
This chapter is dedicated to H. Jay Melosh who tragically passed away during this endeavor.
From his earliest publications on the concept of acoustic fluidization, to the publication of his …

Igneous rocks formed by hypervelocity impact

GR Osinski, RAF Grieve, JE Bleacher, CD Neish… - Journal of Volcanology …, 2018 - Elsevier
Igneous rocks are the primary building blocks of planetary crusts. Most igneous rocks
originate via decompression melting and/or wet melting of protolith lithologies within …

FRIGN zircon—The only terrestrial mineral diagnostic of high-pressure and high-temperature shock deformation

AJ Cavosie, NE Timms, L Ferrière, P Rochette - Geology, 2018 - pubs.geoscienceworld.org
Minerals that record high-pressure deformation from meteorite impact are relatively common
on Earth; however, minerals that record both high-pressure and high-temperature effects of …

Precise radiometric age establishes Yarrabubba, Western Australia, as Earth's oldest recognised meteorite impact structure

TM Erickson, CL Kirkland, NE Timms… - Nature …, 2020 - nature.com
The~ 70 km-diameter Yarrabubba impact structure in Western Australia is regarded as
among Earth's oldest, but has hitherto lacked precise age constraints. Here we present U …

A new U-Pb age for shock-recrystallised zircon from the Lappajärvi impact crater, Finland, and implications for the accurate dating of impact events

GG Kenny, M Schmieder, MJ Whitehouse… - … et Cosmochimica Acta, 2019 - Elsevier
Accurate and precise dating of terrestrial impact craters is a critical requirement for
correlating impacts with events such as mass extinctions. A number of isotopic systems have …

Shock impedance amplified impact deformation of zircon in granitic rocks from the Chicxulub impact crater

A Wittmann, AJ Cavosie, NE Timms, L Ferrière… - Earth and Planetary …, 2021 - Elsevier
Zircon is a precise chronometer and prominent recorder of impact deformation. However,
many impact-induced features in zircon are poorly calibrated, sometimes due to …

Ultraprecise age and formation temperature of the Australasian tektites constrained by 40Ar/39Ar analyses

F Jourdan, S Nomade, MTD Wingate… - … & Planetary Science, 2019 - Wiley Online Library
The Australasian tektites are quench melt glass ejecta particles distributed over the Asian,
Australian, and Antarctic regions, the source crater of which is currently elusive. New …

Evidence of extensive lunar crust formation in impact melt sheets 4,330 Myr ago

LF White, A Černok, JR Darling, MJ Whitehouse… - Nature …, 2020 - nature.com
Accurately constraining the formation and evolution of the lunar magnesian suite is key to
understanding the earliest periods of magmatic crustal building that followed accretion and …

[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 …

Hot rocks: Constraining the thermal conditions of the Mistastin Lake impact melt deposits using zircon grain microstructures

GD Tolometti, TM Erickson, GR Osinski… - Earth and Planetary …, 2022 - Elsevier
The production of superheated melt during hypervelocity impact events has been proposed
to be a common occurrence on terrestrial planetary bodies. Recent direct evidence of …