Alexis Cartwright-Taylor¹, Ian G. Main¹, Ian B. Butler¹, Florian Fusseis¹, Michael Flynn¹ and Andrew King²

¹School of Geosciences, University of Edinburgh, James Hutton Road, Edinburgh EH9 3FE, UK. ²SOLEIL Synchrotron, L’Orme des Merisiers Saint Aubin, Gif-sur-Yvette, France.

Corresponding author: Alexis Cartwright-Taylor alexis.cartwright-taylor@ed.ac.uk