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Newest publications!

Sarah published a paper about titanium isotopes in Earth's oldest known rocks! The data tell us about the composition and evolution of Earth’s emerged lands through time, and how wet magmatism was occurring ~3.75 Ga. Read the news story here.


The Acasta Gneiss Complex in Canada is home to Earth’s oldest known rocks, at 4.02 billion years old (Picture courtesy of co-author Prof. Jesse Reimink, Penn State University)


We co-authored another study using a multi-isotope (iron, titanium, and chromium) approach to understand continental weathering and redox conditions in a 2.95 Ga paleosol.

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Congratulations to Austin and Emmet!

Graduate students Austin Carter and Emmet Norris both earned honorable mentions in the National Science Foundation Graduate Research Fellowship Program for 2021. Congratulations to them both for their