Earth and Planetary Sciences - curators and contactsDepartmental resources | Updated 6 years ago Mikael Siversson Head of Department of Earth and Planetary Sciences mikael.siversson@museum.wa.gov.au Peter Downes Curator of Minerals and Meteorites peter.downes@museum.wa.gov.au Geoff Deacon Collection Manager geoff.deacon@museum.wa.gov.au Helen Ryan Technical Officer Palaeontology Helen.ryan@museum.wa.gov.au