Roland Duer Irving

Roland Duer Irving (April 27, 1847 – May 30, 1888) was an American geologist. He was born in New York city and graduated from Columbia College School of Mines in 1869 as a mining engineer. In 1879, he received his PhD, also from Columbia. and continued as such until 1879. From 1880 to 1882 he was one of the United States census experts, He is considered one of the pioneers of petrography in the United States. Irving was eulogized by United States Geological Survey Director John Wesley Powell as part of the 1889 annual report to the Secretary of the Interior.

He was the father of John Duer Irving, another noted geologist and editor of the journal Economic Geology from 1905 to 1918.

Publications "Geology of Central Wisconsin" Wisconsin Geological Survey (1877) "Geology of the Lake Superior Region" Wisconsin Geological Survey (1880) "Crystalline Rocks of the Wisconsin Valley" Wisconsin Geological Survey (1882) Geology of Wisconsin. Survey of 1873–1879, Volume IV. pp. 628–714 "Mineralogy and Lithology of Wisconsin" Wisconsin Geological Survey (1888) "The Copper-Bearing Rocks of Lake Superior" US Geological Survey Monograph No. 5 (1888) "On Secondary Enlargements of Mineral Fragments in Certain Rocks" US Geological Survey Bulletin No. 8 (1884) "The Archaen Formations of the Northwestern States" US Geological Survey Bulletin No. 86 (1885) Observations on the Junction Between the Eastern Sandstone and the Keweenaw Series on Keweenaw ... with Thomas Chrowder Chamberlin. US Geological Survey Bulletin No. 23 (1885) "The Classification of the Early Cambrian and Pre-Cambrian Formations" US Geological Survey (1886) The Greenstone Schist Areas of the Menominee and Marquette Regions of Michigan: A Contribution ... with George Huntington Williams. US Geological Survey Bulletin No. 62 (1890)