Mantle plumes and their role in Earth processes

AAP Koppers, TW Becker, MG Jackson… - Nature Reviews Earth & …, 2021‏ - nature.com
The existence of mantle plumes was first proposed in the 1970s to explain intra-plate,
hotspot volcanism, yet owing to difficulties in resolving mantle upwellings with geophysical …

Earth's mantle composition revealed by mantle plumes

D Weis, KS Harpp, LN Harrison, M Boyet… - Nature Reviews Earth & …, 2023‏ - nature.com
Mantle plumes originate at depths near the core− mantle boundary (~ 2,800 km). As such,
they provide invaluable information about the composition of the deep mantle and insight …

Making the Moon from a fast-spinning Earth: A giant impact followed by resonant despinning

M Ćuk, ST Stewart - science, 2012‏ - science.org
A common origin for the Moon and Earth is required by their identical isotopic composition.
However, simulations of the current giant impact hypothesis for Moon formation find that …

Diamonds and the geology of mantle carbon

SB Shirey, P Cartigny, DJ Frost… - … in Mineralogy and …, 2013‏ - pubs.geoscienceworld.org
Earth's carbon, derived from planetesimals in the 1 AU region during accretion of the Solar
System, still retains similarities to carbon found in meteorites (Marty et al. 2013) even after …

The evolving chronology of moon formation

LE Borg, RW Carlson - Annual Review of Earth and Planetary …, 2023‏ - annualreviews.org
Defining the age of the Moon has proven to be an elusive task because it requires reliably
dating lunar samples using radiometric isotopic systems that record fractionation of parent …

Tungsten-182 heterogeneity in modern ocean island basalts

A Mundl, M Touboul, MG Jackson, JMD Day, MD Kurz… - Science, 2017‏ - science.org
New tungsten isotope data for modern ocean island basalts (OIB) from Hawaii, Samoa, and
Iceland reveal variable 182W/184W, ranging from that of the ambient upper mantle to ratios …

[HTML][HTML] A planet in transition: The onset of plate tectonics on Earth between 3 and 2 Ga?

KC Condie - Geoscience Frontiers, 2018‏ - Elsevier
Many geological and geochemical changes are recorded on Earth between 3 and 2 Ga.
Among the more important of these are the following:(1) increasing proportion of basalts with …

Evidence of enriched, Hadean mantle reservoir from 4.2-4.0 Ga zircon xenocrysts from Paleoarchean TTGs of the Singhbhum Craton, Eastern India

T Chaudhuri, Y Wan, R Mazumder, M Ma, D Liu - Scientific reports, 2018‏ - nature.com
Abstract Sensitive High-Resolution Ion Microprobe (SHRIMP) U-Pb analyses of zircons from
Paleoarchean (~ 3.4 Ga) tonalite-gneiss called the Older Metamorphic Tonalitic Gneiss …

Anomalous 182W in high 3He/4He ocean island basalts: fingerprints of Earth's core?

A Mundl-Petermeier, RJ Walker, RA Fischer… - … et Cosmochimica Acta, 2020‏ - Elsevier
Abstract The short-lived 182 Hf-182 W isotope system (t 1/2= 9 Ma) left evidence in both
ancient and modern terrestrial rock record of processes that took place during the earliest …

The evolving nature of terrestrial crust from the Hadean, through the Archaean, into the Proterozoic

BS Kamber - Precambrian Research, 2015‏ - Elsevier
An outstanding feature of the Archaean Eon is that it was a time of major production and
preservation of continental lithosphere. Here I review the geological, geochemical and basic …