Robert B. Hargraves

Robert B. Hargraves (August 11, 1928 – March 21, 2003) was an American geologist who worked as a professor at Princeton University.^[1]

Robert B. Hargraves
Born	(1928-08-11)August 11, 1928 Durban, Natal, South Africa
Died	March 21, 2003(2003-03-21) (aged 74) Princeton, New Jersey, US
Nationality	American
Alma mater	Natal University College Princeton University
Awards	NASA Medal for Exceptional Scientific Achievement (1977) Jubilee Medal of the Geological Society of South Africa (1987)
Scientific career
Fields	Geology
Institutions	University of the Witwatersrand Princeton University
Thesis	Petrology of the Allard lake anorthosite suite, and paleomagnetism of the ilmenite deposits (1959)
Doctoral students	Tullis Onstott Lisa Rossbacher

Career

Hargraves was born in Durban, South Africa. He started in his career as mining geologist in 1948, after receiving his BS from Natal University. In 1952, he emigrated to the United States, and after service in the United States Army he went to graduate school at Princeton. After completion of his Ph.D. in 1959,^[2] he first worked at University of the Witwatersrand and then at Princeton.^[1]

Achievements

Hargraves was a specialists in rock magnetism and petrology. In his career he discovered many impact features on Earth by studying the effects of the impact event on the local rock strata. He was actively involved in the study of rocks from the Moon, returned to Earth by the Apollo missions. He also worked on the Viking program and Pathfinder mission to the planet Mars.^[1]

Honors

A crater on Mars is named in his honor.^[3]