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Department of Earth Sciences

 
PDRA

I am a low temperature geochemist specialised in understanding the movement of water on very early formed, primitive (C and D-complex) asteroids. To do this I utilise isotopic tracers in aqueously altered, carbonaceous chondrite meteorites. I am passionate about marrying the two skills of petrography and geochemistry to forge a more holistic understanding of these bodies, for which we have very little geological context owed to lack of field data.

For my PhD I primarily used the O-isotopic toolbox, and I am extending my skillset at Cambridge by utilising the Li isotopic system, under the guidance of Professors Helen Williams and Edward Tipper.

My main interests revolve around the earliest years of the Solar System through to the first stages of planet formation in order to understand the origins of the asteroids and terrestrial planets. This encompasses wider, over-arching questions concerning how our own planet eventually became habitable. I maintain a wider interest in early Earth geology too, with a particular soft spot for the Northwest Highlands, especially the Lewisian basement in the Outer Hebrides. 

 

Biography

I completed my BSc in Geology at Durham University, UK, 2016, followed by an 18 month research project looking at HSE systematics in the Allende meteorite. Following this I received a PhD in CM chondrite meteoritics (O-isotopes) at The Open University in March 2024. I'm currently undertaking my first PDRA position, funded by the Leverhulme Centre for Life in the Universe.

Research

  • Meteoritics
  • Cosmochemistry
  • Mass spectrometry (gas and plasma source)
  • Laser-assisted fluorination
  • Isotope geochemistry
  • Meteorite petrography
  • Electron microscopy 

Publications

Key publications: 

M. Ito, N. Tomioka., [and 100 others, including R. Findlay] (2022) A pristine record of outer Solar System materials from asteroid Ryugu’s returned sample, Nature Astronomy.  

A. J. King, L. Daly., [and 119 others, including R. Findlay] (2022) The Winchcombe Meteorite, a unique and pristine witness from the Outer Solar System. Science Advances.

R. C. Greenwood, I. A. Franchi, R. Findlay., [and 39 others] (2022) Oxygen isotope evidence from Ryugu samples for early water delivery to Earth by CI chondrites. Nature Astronomy.

Other publications: 

M. D. Suttle, L. Daly., [and 39 others, including R. Findlay] (2023) The Winchcombe meteorite – a regolith breccia from a rubble pile CM chondrite asteroid. Meteoritics and Planetary Science.

R. C. Greenwood, R. Findlay., [and 19 others] (2023) The formation and aqueous alteration of CM2 chondrites and their relationship to CO3 chondrites: A fresh isotopic (O, Cd, Cr, Si, Te, Ti and Zn) perspective from the Winchcombe CM2 fall. Meteoritics and Planetary Science.

A. В. Verchovsky, M. Grady, M. Anand, I. A. Franchi, S. Barber, F. A. J. Abernethy, R. C. Greenwood and R. Findlay (2023). Quantitative Evolved Gas Analysis: Winchcombe in comparison with other CM2 meteorites. Meteoritics and Planetary Science.

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Contact Details

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