About the Authors

Russell Garwood

russell.garwood@manchester.ac.uk

Affiliations School of Materials, The University of Manchester, Manchester, United Kingdom, School of Earth, Atmospheric, and Environmental Sciences, The University of Manchester, Manchester, United Kingdom

Andrew Ross

Affiliation Department of Natural Sciences, National Museum of Scotland, Edinburgh, United Kingdom

Daniel Sotty

Affiliation Muséum d'Histoire naturelle d'Autun, Autun, Bourgogne, France

Dominique Chabard

Affiliation Département Histoire de la Terre, Muséum national d'Histoire naturelle, Paris, France

Sylvain Charbonnier

Affiliation Département Histoire de la Terre, Muséum national d'Histoire naturelle, Paris, France

Mark Sutton

Affiliation Department of Earth Science and Engineering, Imperial College, London, United Kingdom

Philip J. Withers

Affiliation School of Materials, The University of Manchester, Manchester, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RG MS. Performed the experiments: RG. Analyzed the data: RG AR. Contributed reagents/materials/analysis tools: RG MS DS DC SC PW. Wrote the paper: RG AR MS.