Background
Hewett, Donnel Foster was born on June 24, 1881 in Irwin, Pennsylvania, United States. Son of George Claude and Hetty Barclay (Foster) Hewett.
Hewett, Donnel Foster was born on June 24, 1881 in Irwin, Pennsylvania, United States. Son of George Claude and Hetty Barclay (Foster) Hewett.
Student Georgia School of Technology, Atlanta, Georgia., 1895-1897. Metallurgical Engineer, Lehigh University, 1902. Doctor of Science (honorary), 1942.
Graduate student Yale, 1909-1911, Doctor of Philosophy, in Geology, 1924.
Assistant in department of metallurgy, Lehigh University, 1902-1903. Mining practice, Pittsburgh, Pennsylvania, 1903-1909. Geologist vanadium at Mina Raqre, Peru, 1906.
Geologist United States Geological Survey 1911-1971, in charge section of metalliferous deposits 1935-1944, strategic mineral investigations, 1939-1944, geologist rare earths Mount Pass, Nevada, 1946, research geologist, 1963.
Research associate Stanford University, Stanford, California.
Member Geological Society American (council 1931-1933. Clubs: Cosmos.
Married Mary Amelia Hamilton, January 14, 1909.