As a marine geochemist, Bada made significant research in geochronology. Leshin is an accomplished academic and administrative leader, geochemist, and space scientist. Fleischer worked as a geochemist with the United States Geological Survey from 1939 to 1978. He worked as a geochemist with the U.S. Geological Survey from 1939 to 1978. Professor Gideon Mark Henderson FRS (born 29 July 1968) is a British geochemist. Synroc was invented by Prof Ted Ringwood (a geochemist) at the Australian National University. His thesis advisor was the famous geochemist Victor Moritz Goldschmidt. It was the first time that the prize had gone to a geochemist. Ouyang Ziyuan (, born 1935) is a Chinese cosmochemist, geochemist and space advocate. Antonio Lasaga, a highly regarded geochemist, began a term as master in 1996. The idea of using olivine has been promoted by the geochemist Olaf Schuiling. The mineral is named after geochemist Philip H. Abelson.