Penrose, R. A. F.

Richard Alexander Fullerton Penrose, Jr. was a geologist and was elected to the American Philosophical Society in 1905.

From the description of Correspondence and papers, 1885-1931. (American Philosophical Society Library). WorldCat record id: 122578986

From the guide to the R. A. F. (Richard Alexander Fullerton) Penrose correspondence and papers, 1885-1931, 1885-1931, (American Philosophical Society)

Biographical/Historical Note

• 1863, December 17: Born, Philadelphia, Pennsylvania
• 1885: Obtains Ph.D. from Harvard University
• 1886 - 1888 : Manager of mines, Anglo-Canadian Phosphate Company
• Circa 1880s - 1890s : Works as field geologist, best known for his work of surveying mines and claims at Cripple Creek, Colorado (1894-1895)
• 1892 - 1911 : Associate, and later full, Professor of Economic Geology, University of Chicago
• 1895 - 1903 : Co-founder, and later president, Commonwealth Mining and Milling Company, Territory of Arizona
• 1899 - 1915 : Director of Cripple Creek Sampling and Ore Company, Colorado; member of executive committee of the Hanover Bessemer Iron Ore Association, Fierro, New Mexico
• 1903: Co-founds Utah Copper Company, which subsequently develops the Bingham Canyon mine
• 1920 - 1921 : Founder and first president, Society of Economic Geologists
• 1930: Elected President, Geological Society of America
• 1931, July 31: Dies, Philadelphia, Pennsylvania

From the guide to the R.A.F. Penrose miscellaneous correspondence, 1897-1928, (Hoover Institution Archives)