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Department of Earth Sciences

 
Postdoctoral Researcher
Research Fellow, Selwyn College

I'm interested in many aspects of igneous geochemistry and petrology, particularly understanding magmatic 'critical metal' enrichment. While my PhD focused on heavy stable isotope tracers of mantle heterogeneity, combining thermodynamic modelling with the collection of isotope data from ocean island basalts, I now use my geochemical background to understand critical metal behaviour in magmatic systems. I combine fieldwork, petrology, thermodynamic and geochemical modelling to understand the processes that control the behaviour of important trace elements in igneous systems, with particular interest in REEs in alkaline-silicate complexes (ongoing case studies in south Greenland and Namibia), and Li and HFSEs in granites. 

Biography

I am a Postdoctoral Researcher and Fellow at Selwyn College, having held a Henslow Research Fellowship at Selwyn from 2022–2025, and am the postgraduate representative on the UK's Mineral Deposits Studies Group committee. I completed my PhD in Earth Sciences from the University of Cambridge in 2022, following my BA (Natural Sciences) and MSci (Earth Sciences).

 

Publications

Key publications: 

Soderman C., Weller O., Copley A., Finch A., Beard C., Petrogenesis of cogenetic silica-undersaturated and silica-oversaturated rocks: quantifying the role of crustal assimilation (2025) EPSL

Soderman C., Weller O., Beard C., Riel N., Green E., Holland T. A mid-crustal tipping point between silica-undersaturated and silica -oversaturated magmas (2025) Nature Geoscience

Weller O., Holland T., Soderman C., Green E., Powell R., Beard C., Riel N. New thermodynamic models for anhydrous alkaline-silicate magmatic systems (2024) J. Petrology

Soderman C., Matthews S., Shorttle O., Jackson M., Day J., Kamenetsky V., Williams H. Global oceanic basalt sources and processes viewed through combined Fe and Mg stable isotopes (2024) EPSL

Soderman C., Shorttle O., Gazel E., Geist D., Matthews S., Williams H. The evolution of the Galapagos mantle plume (2023) Science Advances

Soderman C., Shorttle O., Matthews S., Williams H. Global trends in novel stable isotopes in basalts: Theory and observations (2022) GCA 

Soderman C., Matthews S., Shorttle O., Jackson M., Ruttor S., Nebel O., Turner S., Beier C., Millet M.A., Widom E., Humayun M., Williams H. Heavy delta57Fe in ocean island basalts: A non-unique signature of processes and source lithologies in the mantle (2021) GCA 

Other publications: 

Li W., Shorttle O., Maclennan J., Matthews S., Zhang Y., Namur O., Soderman C., Geist D. Taking the temperature of ocean islands: a petrological approach (2025) J. Petrology 

Ruttor S., Nebel O., Williams H., Beier C., Richter M., Nebel-Jacobsen Y., Romer R., Turner S., Soderman C. Iron isotope evidence in ocean island basalts for plume- and plate-controlled melting, São Miguel, Azores (2022) GCA 

Gleeson M., Soderman C., Matthews S., Cottaar S., Gibson S. Geochemical constraints on the structure of the Earth's deep mantle and the origin of the LLSVPs (2021) G3 

Other Professional Activities

Postgraduate representative, Mineral Deposits Studies Group (2025– )

Co-organiser of Department Seminars (2025–2026)

Contact Details

Email address: 
M10
+44 (0) 1223 333441

Affiliations

Person keywords: 
Petrology
Geochemistry
Stable isotopes
Critical minerals