1. School of Physical Sciences The Open University Walton Hall Milton Keynes MK7 6AA UK
2. Planetary Materials Group Natural History Museum Cromwell Road London SW7 5BD UK
3. School of Geographical and Earth Sciences University of Glasgow Glasgow G12 8QQ UK
4. Australian Centre for Microscopy and Microanalysis The University of Sydney Sydney 2006 New South Wales Australia
5. Department of Materials University of Oxford Oxford OX1 3AN UK
6. Department of Earth and Environmental Sciences University of Manchester Manchester M13 9PL UK
7. Centre for Astrophysics and Planetary Science, Department of Physics and Astronomy University of Kent Canterbury Kent CT2 7NH UK
8. Plymouth Electron Microscopy Centre University of Plymouth Plymouth PL4 8AA UK
9. Space Research Centre, School of Physics and Astronomy University of Leicester Leicester LE1 7RH UK
10. School of Aerospace, Transport and Manufacturing Cranfield University College Rd, Wharley End Bedford MK43 0AL UK
11. Camborne School of Mines University of Exeter Cornwall Penryn TR10 9FE UK
12. Carl Zeiss Microscopy Cambridge CB23 6DW UK
13. Department of Earth Science and Engineering Imperial College London Exhibition Road London SW7 2AZ UK
14. Biological and Environmental Sciences University of Stirling Stirling FK9 4LA UK
15. Oxford Instruments Nanoanalysis High Wycombe HP12 3SE UK
16. School of Earth and Environment University of Leeds Leeds LS2 9JT UK
17. Université de Lille, CNRS, INRAE, Centrale Lille, UMR 8207 – UMET Unité Materiaux et Transformations F‐59000 Lille France